Answer:
61 ft
Explanation:
The rectangle's area is 40 ft, and the triangle's area is 21 ft.
The formula for a rectangle's area is (height x width), which is 4 and 10 respectively.
The formula for a triangle's area is...
The height is (4+3) feet, and the width is 6 feet. Dividing those multiplied together = 21 feet.
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