The area of the rectangle is 91 cm2, and its height is 7 cm, define the base of the rectangle.

Since the height of the rectangle and the area of the rectangle are known, we find its base by dividing the area of the rectangle by the height of the rectangle:
Base = 91 cm2 / 7 cm = 13 centimeters.
Answer: The base of the rectangle is 13 centimeters.

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