Find the area of the square wall to be painted if a space for square window of 10 inches is left out.

2,400 square inches

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2,000 square inches

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1,800 square inches

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1,500 square inches

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Solution

The correct option is A 2,400 square inches
Area of the square wall
= Side × Side
= $50 \times 50$
= 2500 square inches

Area of the square window
= Side × Side
= $10 \times 10$
= 100 square inches

Area of the wall to be painted
= 2500 - 100
= 2400 square inches

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Find the area of the square wall to be painted if a space for square window of 10 inches is left out.

The correct option is A 2,400 square inchesArea of the square wall = Side × Side = 50×50 = 2500 square inches Area of the square window = Side × Side = 10×10 = 100 square inches Area of the wall to be painted = 2500 - 100 = 2400 square inches

The correct option is A 2,400 square inches
Area of the square wall
= Side × Side
= $50 \times 50$
= 2500 square inches

Area of the square window
= Side × Side
= $10 \times 10$
= 100 square inches

Area of the wall to be painted
= 2500 - 100
= 2400 square inches