Maths Class 7 Perimeter and Area

Asked by RAJANYA MONDAL · The Level field School

Find the area of a rhombus with a side length of 26 cm and one diagonal measuring 48 cm.

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Answer: A. 480 cm²

The diagonals of a rhombus bisect each other at right angles. Half of 48 is 24, and 26² - 24² = 100 = 10², so the other diagonal is 20 cm.
Area = 1/2 × 48 × 20 = 480 cm².

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