Which expression is equivalent to (tan(θ ÷ 2))(-sinθ)?

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.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder