A rectangle has dimensions . If the length and breadth are increased by find the percentage increases in its area.
Step 1: Find the area of given triangle
Given, Length and breadth
Hence, the area of the rectanglelengthbreadth
Given dimensions are increased by
Step 2: Find the new area of rectangle
New Length of and New breadth of
Hence new length
New breadth
The new area of rectangle
Step 3: Find the percentage increase in area
The percentage increase in area
Therefore, the percentage increase in area is