Question

Find the approximate increase in the area of a circle when its radius increases from 5 to 5.03 cm . Just to double check my answer. @ganeshie8 @hartnn

Answer 1

so what did you get?

Answer 2

i'm getting 0.3 pi cm^2

Answer 3

got the same.
just checking, is this the way you did it too...
\(dA = 2\pi r \times dr\)
with r = 5, dr = 0.03

Answer 4

yes @hartnn :)

Answer 5

awesome ^_^

Answer 6

Thank you @hartnn :)

Answer 7

Thanks @ganeshie8 :)