27. ABCD is a rectangle with dimensions 24m by 16m. AFE is a triangle such that EFIAD and EF = 10m. Calculate the area of the shaded portion.
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Answer:
304m²
Step-by-step explanation:
area of the whole portion = 16m × 24 m = 384m²
area of triangle = 1/2 × ( base × height)
= 1/2 × (16m × 10m)
= 1/2 × 160m = 80m²
area of shaded portion = (area of whole portion)-(area of triangle) = 384m²-80m²= 304m²
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