What is the measure of an angle that is the supplement of angle K? A.

30°

B.

50°

C.

None of the above

D.

60°

E.

40°

is the measure of an angle that is the supplement of angle K=180-150=30

A.is your answer

Maya needs 176 cubic inches of plaster to make the rectangular pyramid

In order to determine the amount of plaster needed, we need to determine the volume of the rectangle pyramid.

Characteristics of a  rectangle pyramid

Volume of a pyramid = 1/3 x ( length x base x height)

x ( 11 x 8 x 6) = 176 in³

To learn more about rectangle pyramid, please check : link