Angle and Segments in Circles

What is the value of x?

• 11

• 88

• 44

• 22

What is the value of w?

• 52

• 104

• 76

• 108

What is the value of x?

• 18

• 8

• 10

• 30

Mathematical Equivalence

ON

Think about if the angles are equal or if they add up to 180. Solve for x. Plug it in.

Mathematical Equivalence

ON

Find the value of x.

Mathematical Equivalence

ON

An angle is a(n) ______ if the vertex is on a circle and the sides of the angle are chords of the circle.

• right angle

• acute angle

• inscribed angle

• intercepted angle

What is the measure of angle 1?

• 120

• 40

• 30

• 60

What is the measure of angle 2?

• 80

• 45

• 125

• 40