cheetahcatc cheetahcatc

16-03-2018
Mathematics

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Mike used a rectangular prism and two cubes to create a model bench for his class project as shown below.

What is the surface area of the model bench?

A. 850 sq in
B. 800 sq in
C. 750 sq in
D. 700 sq in

Mike used a rectangular prism and two cubes to create a model bench for his class project as shown below What is the surface area of the model bench A 850 sq in class=

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musiclover10045 musiclover10045

16-03-2018

surface area = 2(wl + hl + hw)

top section 2(5*25 + 5*25 + 5*5) = 550

lower part = 2(5*5 + 5*5 + 5*5) = 150

150 + 150 + 550 = 850

answer is A

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