Solution: Find the length of the fold of a rectangle

Find the length of the fold of a rectangle

Problem Statement: ECE Board November 1995

A rectangle ABCD which measures 18 cm. by 24 cm. is folded once, perpendicular to diagonal AC, so that the opposite vertices A and C coincide. Find the length of the fold.

Problem Answer:

The length of the fold of a rectangle is 22.5 sq. cm.


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