3 years ago

Urgent !!!!!!!!!!!!!!! 10 points

Mathematics

2 answers:

Mademuasel [1]3 years ago

6 0

Answer:

136 cm²

Step-by-step explanation:

Surface area = 2(lw+wh+hl)

l = 7

w = 2

h = 6

so,

2(7×2+2×6+7×6)

= 136 cm²

Svetach [21]3 years ago

6 0

Answer:

136 cm^2

Step-by-step explanation:

L 7cm

W 6cm

D 2cm

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

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