Fall Semester Final Review

Front

Which of the following lines is parallel to this one: y= -3x + 5?

Back

y= -3x - 5

Front

If angle XUZ = 123° and angle ZUY = 45°, which definition/postulate explains why angle XUY = 78°?

Back

Angle Addition Postulate

Front

What is the length of PQ? Solve for x & then substitute.

Back

12

Front

What is the measure of the angle represented by the ?

Back

110

Front

Points that lie in the same plane are...

Back

Coplanar

Front

What is the slope of the line represented by the equation y = 2x + 3?

Back

2

Front

What is the definition of a segment bisector?

Back

A point, line, or plane that intersects a segment at its midpoint.

Front

What is the formula for the distance between two points (x1, y1) and (x2, y2)?

Back

d = √((x2 - x1)² + (y2 - y1)²)

Front

What is the definition of complementary angles?

Back

Two angles that add up to 90°.

Front

What is the definition of supplementary angles?

Back

Two angles that add up to 180°.