Question

find the value of x

Answer 1

its the same as the other one silly, just with different numbers!

Answer 2

so x is 3?

Answer 3

no, not the same answer, same method.

Answer 4

1/3 (pi r^2)(13)=215 solve for r

Answer 5

\[215=\pi \times x ^{2}\times 13\]

Answer 6

yes, but after simplifing actually sub in the value of pi as a number and solve it down to a real number

Answer 7

3.14*13=40.82/3=13.61

Answer 8

where did you put the x squared?

Answer 9

13.61(x^2)=215

Answer 10

good, keep going

Answer 11

15.8

Answer 12

15.8=x^2, yup, almost there

Answer 13

7.9

Answer 14

how did you get that?!

Answer 15

15.8/2

Answer 16

ops.. 3.97

Answer 17

no thats x to the 2nd, opposite of to the 2nd is square root aka ^.5 and yes very good i get 3.97 as well

Answer 18

(for the other one i rounded to 3, it was some decimal really close to 3 i think)

Answer 19

okay.. thank you