Quiz: Secants, Tangents, and Sectors

What is a line coplanar with the circle and intersects it in only one point?

• Tangent Line

• Secant Line

• Sector

• Segment

What is a line that intersects a circle at exactly two points?

• Tangent Line

• Secant Line

• Sector

• Segment

Which line is tangent to circle O?

• Line MN

• Line OK

• Line MK

• Line LK

If measure arc KPN = 170 degrees and measure arc KM = 80, what is the measure of angle KLN?

• 80 degrees

• 45 degrees

• 90 degrees

• 125 degrees

If measure arc LO = 70 degrees and measure arc SE = 120 degrees, what is measure angle SVE?

• 25 degrees

• 90 degrees

• 95 degrees

• 50 degrees

If measure arc MN is 35 degrees and measure arc XY is 85 degrees, what is measure angle XPY?

• 50 degrees

• 60 degrees

• 30 degrees

• 25 degrees

If measure arc HJK is 246 degrees and measure arc HK is 114 degrees, what is measure angle KQH?

• 66 degrees

• 112 degrees

• 60 degrees

• 50 degrees

What is a portion of a circle that is bounded by an arc of the circle and the two radii to the endpoints of the arc?

• Tangent Line

• Secant Line

• Sector

• Segment

If line KL is a tangent line, which is the point of tangency in the circle at the figure?

• point M

• point N

• point O

• point K

Find the area of the shaded region.

• 8/3π cm²

• 12π cm²

• 16π cm²

• 18π cm²