Basics of High School Geometry

_{What is the measure of the following angle?}  

• 56°

• 138°

• 123°

• 63°

Find the supplement of a 81° angle.

• 9°

• 99°

• 101°

• 180°

What is it called when points lie on the same line.

• Midpoint

• Coplanear

• Segment Bisector

• Collinear

This means...

• length of AB

• line AB

• ray AB

• segment AB

Use the figure to write and solve an equation for x.

• 5

• 6

• 7

• 8

Which of the following are not coplanar points?

(Select all that apply.)

• T,Y,Q

• Q,T,Y,U

• T,R,P,Y

• P,Y,T,X

Points that lie in the same plane.

• Colinear

• Intersection

• Parallel Planes

• Coplanear

a straight path that has no thickness and extends forever

• point

• line

• ray

• plane

Two rays that have a common endpoint and form a line.

• Linear Pair

• Opposite Rays

• Right Angle

• Supplementary Angles

Given that C is between A and B, which Segment Addition statement is correct?

• AC + AB = CB

• AC + CB = AB

• AB + BC = AC

• CA + CB = CA