Aparallelogram has an interior angle measuring 81°. which must also be the measure of an interior angle of the parallelogram?
a) 9°
b) 19°
c) 49°
d) 89°
e) 99°

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Find the volume of the wedge cut from the first octant by the cylinder z=12-3y^2 and the plane x+y=2.

Iwill give brainliest. give accurate answer, . suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?