MENSURATION by

MENSURATION by https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2 A QUICK REVISION OF FORMULAE en-us 2020-09-16 14:07:36 UTC 2023-06-05 23:00:25 UTC hello@padlet.com Q1. AREA OF 4 WALLS =........ SumanKumari https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751651975 Q2. CSA OF CYLINDER = ........

Q3. VOLUME OF CUBE = ........

Q4. AREA OF BASE OF CYLINDER = ............

Q5. VOLUME OF THICKNESS OF HOLLOW CYLNDER = ...........

]]> 2020-09-16 14:09:13 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751651975 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751805066 Q1. Length × Height
Q2. 2πr
Q3. a²×a=a³
Q4. πr²
Q5. πr²h
(Nitya...CHECK THE LAST ONE.. IT SHOULD BE DIFFERENCE OF VOLUMES)

NITYA DUBEY
VIII-D
27]]> 2020-09-16 14:42:08 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751805066 Yashaswini sangal Vlll-C https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751821004
Q1. Lateral surface area
Q2. 2*pie(22/7)*r*h
Q3. Side*3
Q4. Pie(22/7)*r^2
Q5. Volume of outer cylinder-volume of outer cylinder]]> 2020-09-16 14:45:26 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751821004 Sakshi Chaurasia Vlll - C https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751853881 2020-09-16 14:52:18 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751853881 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751859453 Literal surface area
2πrh
Side ×side×side
πr*2
Volume of outer cylinder -volume of inner cylinder
Disha gupta
8d ]]> 2020-09-16 14:53:32 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751859453 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751875683 Volume of cube =(side)²
Total surface area of cuboid=2(lb+bh+lh)cm²
Area of trapezium=1/2(a+b)×h
Total surface area of cube =6l²
Lateral surface area of cube=4l²

SHIVAM ADLAKHA
8TH-C
ROLL NO. 26]]> 2020-09-16 14:57:04 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/751875683 Medhansh 8th-C https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752001712 Ans1-Lateral surface area
Ans2-2*22/7*r*h
Ans3-Side*Side*Side
Ans4-22/7*r square
Ans5-Volume of outer cylinder-Volume of inner cylinder = Volume of thickness.]]> 2020-09-16 15:24:04 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752001712 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752057245 Volume of cube =side×side
Total surface area of cuboid =2(lb+bh+lh)cm²
Total surface area of cube=6²
Thickness of hollow cylinder = R = r + t, r = R - t, t = R - r.
Lateral surface area of cube =4
TANMAY BHARDWAJ
8TH C
33 ]]> 2020-09-16 15:36:22 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752057245 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752065458 2020-09-16 15:38:12 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752065458 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752350108 ANS 1= LATERAL SURFACE AREA
ANS 2= 2πrh
Ans 3= a³
Ans 4=πr²
Ans 5=πR²h-πr²h
GUNIKA VIII-C]]> 2020-09-16 16:41:31 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752350108 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752472538 1. Lateral surface area
2. 2πrh
3. V= a³
4. Ab=πr²
5.V=A*H= πr²h

By- Parth Rustagi]]> 2020-09-16 17:07:49 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/752472538 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/753856755 Lateral surface area
2πrh
Side ×side×side
πr^2
Volume of outer cylinder-
Volume of inner cylinder

By-
SHUBH KUMAR
8-C
29]]> 2020-09-17 02:38:06 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/753856755 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/754541539 1)lateral surface area (cube or cuboid...depends upon room)

2)2πrh

3)side³

4)area of circle..πr²

5)volume of outer cylinder-volume of inner cylinder

EVA MINOCHA...8-C]]> 2020-09-17 08:57:41 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/754541539 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/754609603 1) length×height
2)2πr
3)a²×a=a³
4)πr²
5)volume of outer cylender
Aryaman purva]]> 2020-09-17 09:44:05 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/754609603 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/754636571 Q1. Lateral Surface Area
Q2. 2πrh
Q3.side×side×side
Q4.πr*2
Q5.Volume of outer cylinder-volume of inner cylinder

Somya patyal
From 8-C
Roll no.30]]> 2020-09-17 10:04:49 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/754636571 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/754848917 Daivik jain
VIII-C
Q1) lateral surface area
Q2) 2πrh
Q3) side*3
Q4) πr²
Q5) volume of outer cylinder-volume of inner cylinder. ]]> 2020-09-17 12:24:30 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/754848917 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/758194512 Q1. Lateral surface area
Q2. 2πh(r+h)
Q3. a^3 or side^3
Q4. πr^2
Q5. πR^2-πr^2. (volume of outer cylinder-volume of inner cylinder).

Aanya jassal
8th D
01]]> 2020-09-18 09:53:50 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/758194512 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/758240112 1)Area of 4 walls=length×breadth
2)CSA of cylinder=2πrh
3) Volume of cube=(side)^3
4)Area of base of a cylinder=πr^2
5) Volume of thickness of hollow cylinder=πh(r↓1^2-r↓2^2)

ANANYA PALAK
8TH-D]]> 2020-09-18 10:45:55 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/758240112 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/760673728 1.Lateral surface area
2.2πrh
3. V=a^3
4.Aπ=πr^2
5.V=A*H=πr^2h

Name: krishiv sahney
Class: VIII D
Roll no: 17]]> 2020-09-19 03:38:03 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/760673728 MENSURATION ( FORMULA ) https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/761624475

4l^2

2 x 22/7 x r x h

Side x side x side

OR
(Side)^3
4. 22/7 x r^2
5. 22/7 x R^2 x h - 22/7 x r^2 x h
OR
22/7 x h ( R^2 - r^2)

ANANYA GARG
CLASS -8C
ROLL NO 3

]]> 2020-09-20 06:15:51 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/761624475 Krishna Sharma VIII-C 14 https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/766816413
Ans 1- Lateral surface area
Ans 2- 2πrh
Ans 3- side^3
Ans 4- πr^2
Ans 5- volume of outer cylinder-volume of inner cylinder]]> 2020-09-22 03:59:57 UTC https://padlet.com/SumanKumari/9uvl3nds8n9oi9d2/wish/766816413