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ANSWERS TO G6 2018 Review Questions 11 - 20

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ANSWERS TO G6 2018 Review Questions 11 - 20

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LOGIN first please!
Be sure to write your NAME! And make sure the photo is good quality please.
Don't forget to upload to Unified Classroom also.

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page 19

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done

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page 22

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again

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Elanais - Wrapping a present + Working out

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Elanais - Wrapping a present + Working out

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page 19

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Page 22

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Top & bottom: 41.83265 X 2 = 83.6653 cm2
Side: 279.38
Surface are: 83.6653 + 279.38 = 363.0453 cm2

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front, back = (9×21)×2
top, bottom = (12×21)×2
sides = (9×12)×2

(9×21)×2+(12×21)×2+(9×12)×2 =1098cm square

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Front & Back = (21.2 X 13.3) X 2
Sides = (3.7 X 21.2) X 2
Top & Bottom = (4 X 13.3) X 2
= 827.2 cm square

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Sorry that it's upside down

Math:

(20x13)x2=520
(13x4)x2=104
(20x4)x2=160
surface area=784cm2

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SURFACE AREA: 82.5

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For the geometry packet do we also do page 23 as I realised it is extra

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The total surface area is 652cm squared

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(10x4)x2=80
(4x3)x2=24
(10x3)x2=60
Surface area=164

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no space on table so yeah