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7 votes
7 votes
Calculate the surface area of the object provided.

A. 56 cm
B. 64cm³
C. 80cm²
D. 112cm²

Calculate the surface area of the object provided. A. 56 cm B. 64cm³ C. 80cm² D. 112cm-example-1
User Clauric
by
2.9k points

2 Answers

5 votes
5 votes

Answer: B. 64 cm³

Explanation:

Let's lenth of the object set is a, width - b and height - h

Thus,

V=abh

a=8 cm b=2 cm h=4 cm

Hence,

V=8*2*4

V=64 cm³

User Drav Sloan
by
3.0k points
10 votes
10 votes

Answer:

112cm^2

Explanation:

A=2(wl+hl+hw)=2·(2·8+4·8+4·2)=112

User Bill Ticehurst
by
2.9k points
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