1.

A square yard has area 1764m2. From a corner of this yard, another square part of area 784 m2 is taken out for public utility. The remaining portion is divided into equal square parts. What is the perimeter of each of these equal parts?

Answer»

The area of the remaining portion = 1764 – 784 = 980 m² 

It is divided into 5, equal square parts 

∴ Each square part = \(\frac{980}{5}\) = 196 m2 

Area of each square part = 196 m2 

(side)2 = 196 

side = √196 

side = 14. 

The length of each side of the square = 14m 

Perimeter = 4 side = 4 × 14 = 56m



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