Find the area of a frame that measures 20 inches on each side and has a width of 3 inches

60 inch².

Explanation:

The frame is present in the form of the rectangle. The area of rectangle will be equal to the area of the frame.

Area of frame = length × width

Here, the length is 20 inches and the width is 3 inches.

Area of frame = 20inch × 3inch.

Area of frame = 60 inch².

Thus, the answer is 60 inch².

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