Geometry Topic 10

Find the length of the bolded arc.

Find the length of the bolded arc.

• 14.28 mi

• 21.86 mi

• 93.4 mi

• 29.75 mi

Find the AREA of the bolded sector.

What is the measure of angle x?

• 67

• 85

• 92

• 360

What is the formula for circumference of a circle given the diameter?

• C = π r

• C = 2 π r

• C = π d

• C = 2 π d

If the area of a circle is 25 π in² , then the diameter is?

• 10 in

• 5 in

• 25 in

• pi in

If the area of circle is 100 π , find the radius of the circle.

• 10 π

• 10

• 50

• 50 π

Equal _____ of the congruent circles subtend equal angles at the centers.

• Segments

• Radii

• Arcs

• Chords

Segment of a circle is the region between an arc and ———- of the circle.

• Radius

• Chord

• Diameter

• sector

The region between an arc and the two radii, joining the centre to the endpoints of the arc is called a ————–

• Sector

• Segment

• Arc

• Area