Question

on increasing the area of circle by 30% , it's area decreases by A]30% B]50% C]51% D]49%

Answer 1

sorry can't understand your question properly

Answer 2

Answer:

Hers uR AnS:

I think you mean to ask by what percentage is the area of the circle increased?

is that what you mean to ask?

The circumference will be increased by 30%

Area:R²-r²=(1.3r)²-r² = 1.69r²-r² = 0.69r²

Then multiply by 100 equals 69%. The area will increase by 69%

STudy WeLL...