r=1.7

The volume of a sphere is equal to 43 times Pi π times the radius cubed.

43⋅π⋅(radius)3

Substitute the value of the radius r=1.7 into the formula to find the volume of the sphere. Pi π is approximately equal to 3.14.

43⋅π⋅1.73

Combine 43 and π.

4π3⋅1.73

Raise 1.7 to the power of 3.

4π3⋅4.913

Combine 4π3 and 4.913.

4π⋅4.9133

Multiply 4.913 by 4.

19.652π3

Multiply 19.652 by π.

61.738578823

61.738578823

Divide 61.73857882 by 3.

20.57952627

Find the Volume sphere (1.7)