Question

7th grade question easy will fan and medal - http://gyazo.com/b2a69226cf4f76e4e3160a7e5fbb14ab

Answer 1

A=1/4*pi*d^2

Answer 2

radius would be 1/2 12.6

Answer 3

so 6.3

Answer 4

now we can do pi r squared, so pi times 39.69

Answer 5

so it 's D

Answer 6

yes

Answer 7

have a gd

Answer 8

The correct formula would be

\[A = \pi \times d\]

or

\[A = \pi \times r ^{2}\]