The volume of a sphere is 81 cubic centimeters. Which equation can be used to solve for the radius of the sphere? HELP

In the figure below, segment ac is congruent to segment ab: triangle abc with a segment joining vertex a to point d on side bc. side ab is congruent to side ac which statement is used to prove that angle abd is congruent to angle acd? segment ad bisects angle cab. triangle acd is similar to triangle abd. segment ad is congruent to segment ac. angle cab is congruent to angle cba.

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

The measure of an angle is 117°. what is the measure of a supplementary angle?