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11 votes
11 votes
Urgent !!!!!!!!!!!!!!! 10 points

Urgent !!!!!!!!!!!!!!! 10 points-example-1
User Chao Ruan
by
2.4k points

2 Answers

17 votes
17 votes

Answer:

136 cm^2

Explanation:

L 7cm

W 6cm

D 2cm

7 x 6 + 6 x 2 + 2 x 7 (x 2) = 68 x 2 = 136cm^2

User Rounin
by
2.6k points
17 votes
17 votes

Answer:

136 cm²

Explanation:

Surface area = 2(lw+wh+hl)

l = 7

w = 2

h = 6

so,

2(7×2+2×6+7×6)

= 136 cm²

User Bobson
by
2.7k points