Circles, Sector Area, Tangents, Chords, Secants

Which point is the Point of Tangency?

• Point A

• Point D

• Point G

• Point H

What is an Inscribed angle?

• An angle formed by 2 chords and its vertex lies on the circle.

• An angle formed by two radii whose vertex is the center of the circle.

• An angle that measures 90 degrees

• An angle that intersects the circle at a tangent

What type of triangle is formed by two radii and a chord?

• Isosceles

• Equilateral

• Scalene

• Right

If a quadrilateral is inscribed in a circle, then opposite angles are _____.

• Complementary

• Equal

• Supplementary

• Adjacent

What is the measure of an angle formed by two chords?

• Half the sum of the measures of the intercepted arcs

• Equal to the measure of the smaller intercepted arc

• Equal to the measure of the larger intercepted arc

• Twice the sum of the measures of the intercepted arcs

What is the measure of arc PQR?

• 270 degrees

• 180 degrees

• 150 degrees

• 90 degrees

What is the measure of arc IJ?

• 90 degrees

• 100 degrees

• 180 degrees

• 270 degrees

What is the measure of angle PLM?

• 195 degrees

• 165 degrees

• 30 degrees

• 15 degrees

What is the value of x?

• Cannot be determined

• x = 90 degrees

• x = 145 degrees

• x = 200 degrees

What is the part of the circle highlighted in red called?

• semi-circle arc

• major arc

• minor arc

• sector