Question

If the

side of a square be increased by 50%
find the percent increase in area​

Answer 1

Answer:

Solution:

Let side of square = x

Area = x²

After 50% increase in side length = x + 50% of x

=3/2x

Area = (3x/2)² = 9/4x²

percentage increase in are =

A initial – A initial

A initial. ×100

= 9/4x² – x² ×100

x²

= 5x². ×100. =125%

4x²

Answer 2

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