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A rectangular prism has a surface area of 400 cm 2 . If it is 10 cm long and 10 cm wide, what is its height?

4 cm
5 cm
8 cm
40 cm

2 Answers

5 votes

Answer:

4 CM

Explanation:

User Notjustme
by
7.9k points
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Hey,the answer to ur question is
A=2wl+2lh+2hw
400=2*10*10+2*10*h+2*h*10
400=200+20h+20h
400-200=20h+20h
=>200=40h
=>200/40=h
=>5=height
Therefore option(2.)is the answer to ur question....
Hope this helps u...!!!

User Lesa
by
8.3k points