1.

A rectangle has 25 cm as its length and 250 square cm as its area. If the area is increased to \(1\frac{1}{4}\) times the original area by increasing its length only, then the new perimeter will be:

A. 72.5 cm
B. 76.5 cm
C. 78.5 cm
D. 82.5 cm
Answer» E.


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