# Help..what is 2(4\3 πr^²)?

##### 1 Answer

May 2, 2018

#### Explanation:

From here, there are 3 options:

- Leave the pi as
#pi# , and the above value is your answer. - Use 3.14 as
#pi# , which will produce#628/75r^2# , or roughly#8.37r^2# . - Use a calculator for
#pi# , which will produce roughly#8.38r^2# .