The ratio between the perimeter and the breadth of a rectangle is 5 : 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle?
A. 16 cm
B. 18 cm
C. 20 cm
D. 24 cm
E. None of these
সঠিক উত্তরঃ
B.
18 cm
Explanation:
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