Question

the length and breadth of a rectangle are increased by 10% and 20% respectively what is the percentage increase in its area​

Answer 1

Heyy mate!!!!

Here's yourAnswer:

Step-by-step explanation:

Let length = L

Let breadth=b

Area = Lb

New length= L+ L10/100

= L +L/10

=L 11/10

Similarly, new breadth= 6b/5

New area= 66Lb/50

%increase =(66Lb/50)/Lb*100

66Lb/100Lb*100

=66%

Hope it helps!!!!