Answer:
A = 54 in²
Explanation:
The area (A) of a trapezoid is calculated as
A = h (b₁ + b₂ )
where h is the height and b₁, b₂ the parallel bases
Here h = 6 and b₁ = 12, b₂ = 6 , then
A = × 6 × (12 + 6) = 3 × 18 = 54 in²
54
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h (b₁ + b₂ ) × 6 × (12 + 6) = 3 × 18 = 54 in²