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Q.

What is the area of the rectangle ABCD?

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a

10 cm2

b

15 cm2

c

25 cm2

d

20 cm2

answer is B.

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Detailed Solution

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In the given graph, the length of the side of each grid is 1 cm.

∴The area of each grid is 1 cm2.

The rectangle ABCD encloses exactly 15 grids.

Thus, the area of rectangle ABCD is 15 cm2.

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