Circles Review

Match the term to the correct image.

d

e

f

b

a

c

g

semicircle

arc

radius

tangent

chord

secant

diameter

What is the measure of angle EFD?

• 17°

• 41°

• 25°

• 38°

What is the measure of arc AE?

• 170°

• 142°

• 135°

• 138°

In circle H, if m∠DHG = (11x – 36)° and

m∠GHF = (x + 12)°, find x.

• 17

• 20

• 14

• 19

Label the measures of the missing angles and arcs.

d

c

b

a

108

72

85

23

What is the length of the bolded arc?

• 87.9 ft

• 64 ft

• 91.3 ft

• 72.6 ft

Find m∠ABC.

• 23°

• 22°

• 17°

• 12°

What is the measure of the angle WXY?

• 61°

• 57°

• 55°

• 59°

What is the measure of angle DFE?

• 86°

• 90°

• 87°

• 92°

Which angle measures 79°?