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Mirror Formula Examples

Find the area...

Question

Find the area of the square-shaped mirror of side 9 cm.

A

99 sq cm

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B

81 sq cm

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C

91 sq cm

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D

64 sq cm

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Solution

The correct option is B 81 sq cm
Area of the mirror = Side × Side
= 9 cm × 9 cm = 81 sq cm

Thus, the area of the square-shaped mirror is 81 sq cm.

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Mirror Formula Examples

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