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For the rectangular solid below, find the following. (a) Surf

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For the rectangular solid below, find the following. (a) Surf [#permalink] New post 26 May 2019, 10:28
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For the rectangular solid below, find the following.

(a) Surface area of the solid

(b) Length of diagonal AB

Attachment:
#GREexcercise For the rectangular solid below, find the following.jpg
#GREexcercise For the rectangular solid below, find the following.jpg [ 20.01 KiB | Viewed 665 times ]


[Reveal] Spoiler: OA
(a) 208 (b) \(3 \sqrt{17}\)


Math Review
Question: 14
Page: 262
Difficulty: medium

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Re: For the rectangular solid below, find the following. (a) Surf [#permalink] New post 26 May 2019, 18:37
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Carcass wrote:
For the rectangular solid below, find the following.

(a) Surface area of the solid

(b) Length of diagonal AB

Attachment:
#GREexcercise For the rectangular solid below, find the following.jpg


[Reveal] Spoiler: OA
(a) 208 (b) \(3 \sqrt{17}\)


Math Review
Question: 14
Page: 262
Difficulty: medium


Here,

Surface area of the solid is = \(2(LH + BH + LB) = 2 (70 + 20 + 14) = 2(104) = 208\)

Length of AB = \(\sqrt{{L^2 + B^2 + H^2}} = \sqrt{{ 49 + 4 + 100}}= \sqrt{153} = 3\sqrt{17}\)
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Re: For the rectangular solid below, find the following. (a) Surf   [#permalink] 26 May 2019, 18:37
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For the rectangular solid below, find the following. (a) Surf

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