Two angles that can be trisected with a straightedge and compass are a 45 angle and a _____ angle.A.45B.75C.90D.9

Two angles that can be trisected with a straightedge and compass are _____ and _____ angles.

A parallelogram has one angle that measures 90°. What are the measures of the other three angles in the parallelogram?

What kind of angle is created by the intersection of two perpendicular lines, rays, or line segments?A.Obtuse angleB.Right angleC.Acute angleD.Straight angle

A right triangle has one angle that measures 90 degrees. What are the measures of the other two angles if the triangle is also isosceles?A) 45 degrees and 45 degreesB) 60 degrees and 30 degreesC) 70 degrees and 20 degreesD) 50 degrees and 40 degrees

The angle formed between a line segments and its perpendicular bisector is:A) 0°B) 90°C) 180°D) 360°