Answer:
20 ft²
Step-by-step explanation:
the area (A) of a triangle is calculated using the formula
A = bh ( b is the base and h the height )
here b = 5 and h = 8
A = × 5 × 8 = 20 ft²
Every 4 inches in the blueprint represents 7 feet of the actual buildings One of the walls on the blueprint measures 21 inches i
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