Question

What are the possible dimensions of a rectangle with an area of 40 square units? Check all that apply.

Base: 8 units
Height: 5 units

Base: 8 units
Height: 6 units

Base: 4 units
Height: 10 units

Base: 4 units
Height: 8 units

Base: 20 units
Height: 2 units

Base: 2 units
Height: 40 units

Answer 1

Answers:
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[A]: Base: 8 units
Height: 5 units

{Note: Since: " 8 units * 5 units = 40 square units . " }.
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[C]: Base: 4 units
Height: 10 units

{Note: Since: " 4 units * 10 units = 40 square units . " }.
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[D]: Base: 20 units
Height: 2 units

{Note: Since: " 20 units * 2 units = 40 square units . " }.
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Answer 2

A = B * H
40 = 1 * 40
40 = 2 * 20
40 = 4 * 10
40 = 5 * 8
Option 1, 3, 5