Secant Tangent Chord Angles

What is x?

• 15

• 23

• 2

• 92

Tags

CCSS.HSG.C.A.2

Find the radius r

• 2

• 3

• 4

• 5

Tags

CCSS.HSG.C.A.2

In the diagram, TP and TQ are tangents to circle O. Determine the value of x. (Note the angles with single arcs are not necessarily congruent in this diagram.)

• 70

• 110

• 140

• 90

Tags

CCSS.HSG.C.A.2

What do we call the red line?

• Chord

• Arc

• Diameter

• Segment

How many chords are in the figure?

• 1

• 2

• 3

• 0

Definition of a chord

• a line that stretches across the circle in any type of length, but has to be in a straight line.

• the dot that's located in the middle of a circle.

Why is angle OAB =90^o ?

• tangents to circle

• sum of angles in quadrilateral

• tangents to circle from external point

• line from external point of tangents bisect angle formed between radius of circle

Why is angle BAC =90⁰ ?

• tangents to circle

• tangents to circle from external point

• right angle in semi-circle

• angles in same segment

Tags

CCSS.HSG.C.A.2

Find the measure of angle MNQ.

• 89

• 45

• 158

• 22

Tags

CCSS.HSG.C.A.2

Solve for x.

• 29

• 33

• 41.5

• 50

Tags

CCSS.HSG.C.A.2