1.Angle R and Angle W are adjacent. Angle R is 30° larger than W. Their sum is 70°. Find the angle measure.

2. Angles A and B together create a 90° angle. Angle A = 4x −10 and Angle B = 2x − 20. Find the angle measures.
PLZZ ANSWER ASAP I'M GIVING 20 POINTS.

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2

Thomas is using a drawing program to complete a construction. which construction could he be completing? two perpendicular lines are drawn. inscribing an equilateral triangle in a circle inscribing a square in a circle inscribing a regular pentagon in a circle inscribing a regular hexagon in a circle

M∠abc=138° and m∠def=31° . which statement is true about ∠abc and ∠def ? a: the angles are neither complementary nor supplementary. b: the angles are complementary. c: the angles are supplementary.