1.
B=Base edge
h=height
2. Lateral area of the prism is
3. Total area of = ph+2A
p=perimeter of the base
h=height of the prism
A=Area of the base
p = 4×7.3 = 29.2cm
h = 28.2cm
A = 7.3 × 7.3 = 53.29cm²
T.A. = (29.2 ×28.2) + 53.29
= 823.44 + 53.29 = 876.73cm²
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