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Step-by-step Answer
PAGE: 10SET: ExercisesPROBLEM: 40
Please look in your text book for this problem Statement

The height (h) of the triangle is 10 feet and its base (b) is 4 feet.

The formula for the area of triangle is .

Substitute the values of in the area formula of triangle.

Cancel common terms.

.

The width (w) of the rectangle is 1.6 feet and its length (l) is 25 feet.

The formula for the area of rectangle is .

Substitute the values of in the area formula of rectangle.

.

The width (w) of the rectangle is 3.5 feet and its length (l) is 4 feet.

The formula for the area of rectangle is .

Substitute the values of in the area formula of rectangle.

.

The width (w) of the rectangle is 5 feet and its length (l) is 16 feet.

The formula for the area of rectangle is .

Substitute the values of in the area formula of rectangle.

.

The width (w) of the rectangle is 0.4 feet and its length (l) is 50 feet.

The formula for the area of rectangle is .

Substitute the values of in the area formula of rectangle.

.

The option D is correct answer.



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