1.

The perimeter of a square is half of the perimeter of a rectangle. The circumference of this square is 80 cm. And the length of the income is 50 cm. What is the difference between the width of the rectangle and the side of the square?

A. 15 सेमी.
B. 10सेमी.
C. 12सेमी.
D. 8 सेमी.
Answer» C. 12सेमी.


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