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3 years ago

Please help 100 points.

Mathematics

2 answers:

IceJOKER [234]3 years ago

7 0

Answer:

76 square feet

Step-by-step explanation:

surface area = 2(wl + hl + hw) w=width h=height l=length

surface area = 2(5*4 + 2*4 + 2*5)

surface area = 2(20 + 8 + 10)

surface area = 2(38)

surface area = 76 square feet

34kurt3 years ago

4 0

Answer:

Step-by-step explanation:

A=2

(width x length+height x length +height x width)

=2·(4·5+2·5+2·4)=76ft^2

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