Constructions as prescribed by Mr Downes' Padlets https://padlet.com/rdownes/c Strand 2: Geometry and Trigonometry en-us 2020-03-29 19:35:30 UTC 2022-11-20 12:05:57 UTC hello@padlet.com 22. Orthocentre of a triangle. rdownes https://padlet.com/rdownes/c/wish/480887959 HL-LC 
https://www.geogebra.org/m/VkWjwK9G]]> 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887959 16. Circumcentre and circumcircle of a given triangle, using only straight-edge and compass. rdownes https://padlet.com/rdownes/c/wish/480887961 https://www.geogebra.org/m/VkWjwK9G]]> 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887961 17. Incentre and incircle of a given triangle, using only straight-edge andcompass. rdownes https://padlet.com/rdownes/c/wish/480887963 https://www.geogebra.org/m/VkWjwK9G]]> 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887963 18. Angle of 60, without using a protractor or set square. rdownes https://padlet.com/rdownes/c/wish/480887964 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887964 19. Tangent to a given circle at a given point on it. rdownes https://padlet.com/rdownes/c/wish/480887965 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887965 20. Parallelogram, given the length of the sides and the measure of theangles. rdownes https://padlet.com/rdownes/c/wish/480887967 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887967 21. Centroid of a triangle. rdownes https://padlet.com/rdownes/c/wish/480887968 https://www.geogebra.org/m/bFQRNNXw]]> 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887968 11. Triangle, given SAS data. rdownes https://padlet.com/rdownes/c/wish/480887969 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887969 12. Triangle, given ASA data. rdownes https://padlet.com/rdownes/c/wish/480887970 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887970 13. Right-angled triangle, given the length of the hypotenuse and one otherside. rdownes https://padlet.com/rdownes/c/wish/480887971 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887971 14. Right-angled triangle, given one side and one of the acute angles (sev-eral cases). rdownes https://padlet.com/rdownes/c/wish/480887973 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887973 15. Rectangle, given side lengths. rdownes https://padlet.com/rdownes/c/wish/480887974 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887974 6. Division of a segment into 2, 3 equal segments, without measuring it. rdownes https://padlet.com/rdownes/c/wish/480887976 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887976 7. Division of a segment into any number of equal segments, without measuring it. rdownes https://padlet.com/rdownes/c/wish/480887978 HL-JC]]> 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887978 8. Line segment of given length on a given ray. rdownes https://padlet.com/rdownes/c/wish/480887980 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887980 9. Angle of given number of degrees with a given ray as one arm. rdownes https://padlet.com/rdownes/c/wish/480887981 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887981 10. Triangle, given lengths of three sides. rdownes https://padlet.com/rdownes/c/wish/480887982 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887982 2. Perpendicular bisector of a segment, using only compass and straightedge. rdownes https://padlet.com/rdownes/c/wish/480887986 https://padlet.com/rdownes/c2]]> 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887986 HL-JC3. Line perpendicular to a given line l, passing through a given point noton l.- rdownes https://padlet.com/rdownes/c/wish/480887987 HL-JC
https://padlet.com/rdownes/c3]]> 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887987 4. Line perpendicular to a given line l, passing through a given point onl. rdownes https://padlet.com/rdownes/c/wish/480887988 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887988 5. Line parallel to given line, through given point. rdownes https://padlet.com/rdownes/c/wish/480887990 2020-03-29 19:35:30 UTC https://padlet.com/rdownes/c/wish/480887990 rdownes https://padlet.com/rdownes/c/wish/480984735 straight-edge: This may be used (together with a pencil) to draw a straight
line passing through two marked points.]]> 2020-03-29 21:08:51 UTC https://padlet.com/rdownes/c/wish/480984735 rdownes https://padlet.com/rdownes/c/wish/480984968 compass: This instrument allows you to draw a circle with a given centre, passing through a given point. It also allows you to take a given segment
[AB], and draw a circle centred at a given point C having radius jABj.]]> 2020-03-29 21:09:07 UTC https://padlet.com/rdownes/c/wish/480984968 rdownes https://padlet.com/rdownes/c/wish/480990422 ruler: This is a straight-edge marked with numbers. It allows you measure
the length of segments, and to mark a point B on a given ray with
vertex A, such that the length jABj is a given positive number. It can
also be employed by sliding it along a set square, or by other methods
of sliding, while keeping one or two points on one or two curves.

]]> 2020-03-29 21:14:58 UTC https://padlet.com/rdownes/c/wish/480990422 rdownes https://padlet.com/rdownes/c/wish/480990803 Protractor: This allows you to measure angles, and mark points C such
that the angle \BAC made with a given ray [AB has a given number
of degrees. It can also be employed by sliding it along a line until some
line on the protractor lies over a given point.]]> 2020-03-29 21:15:17 UTC https://padlet.com/rdownes/c/wish/480990803 rdownes https://padlet.com/rdownes/c/wish/480991340 set-squares: You may use these to draw right angles, and angles of 30�,
60�, and 45�. It can also be used by sliding it along a ruler until some
coincidence occurs.]]> 2020-03-29 21:15:52 UTC https://padlet.com/rdownes/c/wish/480991340 OrthocenterParent topic:Special Points rdownes https://padlet.com/rdownes/c/wish/480996550 2020-03-29 21:21:51 UTC https://padlet.com/rdownes/c/wish/480996550 The Orthocenter Locus rdownes https://padlet.com/rdownes/c/wish/480997704 2020-03-29 21:23:07 UTC https://padlet.com/rdownes/c/wish/480997704 Euler Line (Informal Investigation) rdownes https://padlet.com/rdownes/c/wish/480999168 2020-03-29 21:24:35 UTC https://padlet.com/rdownes/c/wish/480999168 rdownes https://padlet.com/rdownes/c/wish/481007004 https://www.geogebra.org/t/centroid]]> 2020-03-29 21:33:55 UTC https://padlet.com/rdownes/c/wish/481007004 2.1 Centroid or BarycenterParent topic:Special Points rdownes https://padlet.com/rdownes/c/wish/481007384 2020-03-29 21:34:24 UTC https://padlet.com/rdownes/c/wish/481007384 Further Explorations rdownes https://padlet.com/rdownes/c/wish/481009496 The Refelctions of a Line Through the Orthocenter

]]> 2020-03-29 21:36:47 UTC https://padlet.com/rdownes/c/wish/481009496 rdownes https://padlet.com/rdownes/c/wish/497931468 2020-04-08 03:23:59 UTC https://padlet.com/rdownes/c/wish/497931468 Constructions Galore rdownes https://padlet.com/rdownes/c/wish/499675712 Author:Manuel Now]]> 2020-04-09 00:26:22 UTC https://padlet.com/rdownes/c/wish/499675712 rdownes https://padlet.com/rdownes/c/wish/503935715 2020-04-13 01:59:57 UTC https://padlet.com/rdownes/c/wish/503935715 rdownes https://padlet.com/rdownes/c/wish/505331984 2020-04-13 22:15:43 UTC https://padlet.com/rdownes/c/wish/505331984 rdownes https://padlet.com/rdownes/c/wish/505333095 2020-04-13 22:17:07 UTC https://padlet.com/rdownes/c/wish/505333095 rdownes https://padlet.com/rdownes/c/wish/505338149 2020-04-13 22:23:21 UTC https://padlet.com/rdownes/c/wish/505338149 rdownes https://padlet.com/rdownes/c/wish/514777489 2020-04-18 22:32:47 UTC https://padlet.com/rdownes/c/wish/514777489 rdownes https://padlet.com/rdownes/c/wish/514778059 2020-04-18 22:33:50 UTC https://padlet.com/rdownes/c/wish/514778059 rdownes https://padlet.com/rdownes/c/wish/514779320 2020-04-18 22:36:31 UTC https://padlet.com/rdownes/c/wish/514779320 rdownes https://padlet.com/rdownes/c/wish/514779766 2020-04-18 22:37:36 UTC https://padlet.com/rdownes/c/wish/514779766 rdownes https://padlet.com/rdownes/c/wish/520881423 Constructions
https://padlet.com/rdownes/c
https://padlet.com/rdownes/c1
https://padlet.com/rdownes/c2
https://padlet.com/rdownes/c3
https://padlet.com/rdownes/c4
https://padlet.com/rdownes/c5
https://padlet.com/rdownes/c6
https://padlet.com/rdownes/c7
https://padlet.com/rdownes/c8
https://padlet.com/rdownes/c9
https://padlet.com/rdownes/c10
https://padlet.com/rdownes/c11
https://padlet.com/rdownes/c12
https://padlet.com/rdownes/c13
https://padlet.com/rdownes/c14
https://padlet.com/rdownes/c15
https://padlet.com/rdownes/c16
https://padlet.com/rdownes/c17
https://padlet.com/rdownes/c18
https://padlet.com/rdownes/c19
https://padlet.com/rdownes/c20
https://padlet.com/rdownes/c21
https://padlet.com/rdownes/axiom
https://padlet.com/rdownes/theorem
https://padlet.com/rdownes/corollary
https://padlet.com/rdownes/converse
https://padlet.com/rdownes/construction
https://padlet.com/rdownes/induction
https://padlet.com/rdownes/t1
https://padlet.com/rdownes/t2
https://padlet.com/rdownes/t3
https://padlet.com/rdownes/t4
https://padlet.com/rdownes/t5
https://padlet.com/rdownes/t6
https://padlet.com/rdownes/t7
https://padlet.com/rdownes/t8
https://padlet.com/rdownes/t9
https://padlet.com/rdownes/t10
https://padlet.com/rdownes/t11
https://padlet.com/rdownes/t12
https://padlet.com/rdownes/t13
https://padlet.com/rdownes/t14
https://padlet.com/rdownes/t15
https://padlet.com/rdownes/t16
https://padlet.com/rdownes/t17
https://padlet.com/rdownes/t18
https://padlet.com/rdownes/t19
https://padlet.com/rdownes/t20
https://padlet.com/rdownes/t21
https://padlet.com/rdownes/t22
Axioms
https://padlet.com/rdownes/axiom
https://padlet.com/rdownes/a1
https://padlet.com/rdownes/a2
https://padlet.com/rdownes/a3
https://padlet.com/rdownes/a4
https://padlet.com/rdownes/a5
Corollary
https://padlet.com/rdownes/corollary
https://padlet.com/rdownes/cr1
https://padlet.com/rdownes/cr2
https://padlet.com/rdownes/cr3
https://padlet.com/rdownes/cr4
https://padlet.com/rdownes/cr5
https://padlet.com/rdownes/cr6
Constructions
https://padlet.com/rdownes/construction
https://padlet.com/rdownes/c1
https://padlet.com/rdownes/c2
https://padlet.com/rdownes/c3
https://padlet.com/rdownes/c4
https://padlet.com/rdownes/c5
https://padlet.com/rdownes/c6
https://padlet.com/rdownes/c7
https://padlet.com/rdownes/c8
https://padlet.com/rdownes/c9
https://padlet.com/rdownes/c10
https://padlet.com/rdownes/c11
https://padlet.com/rdownes/c12
https://padlet.com/rdownes/c13
https://padlet.com/rdownes/c14
https://padlet.com/rdownes/c15
https://padlet.com/rdownes/c16
https://padlet.com/rdownes/c17
https://padlet.com/rdownes/c18
https://padlet.com/rdownes/c19
https://padlet.com/rdownes/c20
https://padlet.com/rdownes/c21
https://padlet.com/rdownes/c22
Senior Cycle
1. Statistics and Probability
https://padlet.com/rdownes/lcm10
https://padlet.com/rdownes/lcm11
https://padlet.com/rdownes/lcm12
https://padlet.com/rdownes/lcm13
https://padlet.com/rdownes/lcm14
https://padlet.com/rdownes/lcm15
https://padlet.com/rdownes/lcm16
https://padlet.com/rdownes/lcm16h
https://padlet.com/rdownes/lcm17
2. Geometry and Trigonometry
https://padlet.com/rdownes/lcm20
https://padlet.com/rdownes/lcm21
https://padlet.com/rdownes/lcm22
https://padlet.com/rdownes/lcm23
https://padlet.com/rdownes/lcm24
3. Number
https://padlet.com/rdownes/lcm30
https://padlet.com/rdownes/lcm31
https://padlet.com/rdownes/lcm32
https://padlet.com/rdownes/lcm33
https://padlet.com/rdownes/lcm34
4. Algebra
https://padlet.com/rdownes/lcm40
https://padlet.com/rdownes/lcm41
https://padlet.com/rdownes/lcm42
https://padlet.com/rdownes/lcm43
https://padlet.com/rdownes/lcm44
5. Functions
https://padlet.com/rdownes/lcm50
https://padlet.com/rdownes/lcm51
https://padlet.com/rdownes/lcm52
JuniorCycle
Unifying Strand
https://padlet.com/rdownes/u
https://padlet.com/rdownes/u1
https://padlet.com/rdownes/u2
https://padlet.com/rdownes/u3
https://padlet.com/rdownes/u4
https://padlet.com/rdownes/u5
https://padlet.com/rdownes/u6
https://padlet.com/rdownes/u7
https://padlet.com/rdownes/u8
https://padlet.com/rdownes/u9
https://padlet.com/rdownes/u10
https://padlet.com/rdownes/u11
https://padlet.com/rdownes/u12
https://padlet.com/rdownes/u13
Number Strand
https://padlet.com/rdownes/n
https://padlet.com/rdownes/n1
https://padlet.com/rdownes/n2
https://padlet.com/rdownes/n3
https://padlet.com/rdownes/n4
https://padlet.com/rdownes/n5
2. Geometry and Trigonometry
https://padlet.com/rdownes/gt
https://padlet.com/rdownes/gt1
https://padlet.com/rdownes/gt2
https://padlet.com/rdownes/gt3
https://padlet.com/rdownes/gt4
https://padlet.com/rdownes/gt5
https://padlet.com/rdownes/gt6
Algebra and Functions Strand
https://padlet.com/rdownes/af
https://padlet.com/rdownes/af1
https://padlet.com/rdownes/af2
https://padlet.com/rdownes/af3
https://padlet.com/rdownes/af4
https://padlet.com/rdownes/af5
https://padlet.com/rdownes/af6
https://padlet.com/rdownes/af7
Statistics and Probability Strand
https://padlet.com/rdownes/sp
https://padlet.com/rdownes/sp1
https://padlet.com/rdownes/sp2
https://padlet.com/rdownes/sp3]]> 2020-04-21 17:03:06 UTC https://padlet.com/rdownes/c/wish/520881423 Folding rdownes https://padlet.com/rdownes/c/wish/521463241 2020-04-21 21:34:14 UTC https://padlet.com/rdownes/c/wish/521463241 Folding Geometry rdownes https://padlet.com/rdownes/c/wish/521467859 2020-04-21 21:37:19 UTC https://padlet.com/rdownes/c/wish/521467859 rdownes https://padlet.com/rdownes/c/wish/596659856 2020-05-27 10:54:50 UTC https://padlet.com/rdownes/c/wish/596659856 rdownes https://padlet.com/rdownes/c/wish/601934860 2020-05-29 21:30:02 UTC https://padlet.com/rdownes/c/wish/601934860 rdownes https://padlet.com/rdownes/c/wish/601943771 2020-05-29 21:40:19 UTC https://padlet.com/rdownes/c/wish/601943771 rdownes https://padlet.com/rdownes/c/wish/601958872 2020-05-29 21:55:50 UTC https://padlet.com/rdownes/c/wish/601958872 rdownes https://padlet.com/rdownes/c/wish/606648513 2020-06-02 11:11:13 UTC https://padlet.com/rdownes/c/wish/606648513 rdownes https://padlet.com/rdownes/c/wish/656899050 2020-07-17 13:48:12 UTC https://padlet.com/rdownes/c/wish/656899050 rdownes https://padlet.com/rdownes/c/wish/657159823 2020-07-17 20:51:48 UTC https://padlet.com/rdownes/c/wish/657159823 rdownes https://padlet.com/rdownes/c/wish/657162691 2020-07-17 20:58:05 UTC https://padlet.com/rdownes/c/wish/657162691 rdownes https://padlet.com/rdownes/c/wish/657162911 2020-07-17 20:58:35 UTC https://padlet.com/rdownes/c/wish/657162911 rdownes https://padlet.com/rdownes/c/wish/657178288 2020-07-17 21:43:45 UTC https://padlet.com/rdownes/c/wish/657178288 rdownes https://padlet.com/rdownes/c/wish/657187863 2020-07-17 22:08:42 UTC https://padlet.com/rdownes/c/wish/657187863 rdownes https://padlet.com/rdownes/c/wish/657190710 2020-07-17 22:16:45 UTC https://padlet.com/rdownes/c/wish/657190710 rdownes https://padlet.com/rdownes/c/wish/657217851 2020-07-17 23:33:04 UTC https://padlet.com/rdownes/c/wish/657217851 rdownes https://padlet.com/rdownes/c/wish/657725870 2020-07-19 11:40:35 UTC https://padlet.com/rdownes/c/wish/657725870 1 Bisector of a given angle, using only compass and straight edge. rdownes https://padlet.com/rdownes/c/wish/662500967 https://padlet.com/rdownes/c1]]> 2020-07-25 22:53:00 UTC https://padlet.com/rdownes/c/wish/662500967