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Home > A2C > Chapter 4 > Lesson 4.2.1 > Problem 4-77


Substitute 1 for r in the sphere and cylinder equations.

Now add the values together.

V = 4π

Remember that the radius is being cubed.

The radius will not double because of the r, r2, r3 relationship.

Now, see part (a).

The tank will be 83.776m3.

Remember that the total is the combination of a sphere and a cylinder.