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Arithmetic Ability
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Q.
Find the area of a square, one of whose diagonals is 3.8 m long.
A.
4.22 sq.m
B.
5.22 sq.m
C.
6.22 sq.m
D.
7.22 sq.m
View Answer
Correct choice: D
Explanation:
Area of the square = 1/2×(diagonal)2= 1/2 * 3.8 * 3.8 = 7.22 sq.m
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