Circle

It is a segment whose endpoints are the center of the circle and a point on the circle.

• Diameter

• Secant

• Radius

• Chord

What is the measurement of arc FHG?

Tags

CCSS.HSG.C.A.2

What is the measurement of angle GEH?

Tags

CCSS.HSG.C.A.2

If the diameter is 5 cm what is the radius?

• 2.5 cm

• 5 cm

• 10 cm

• 5π

Tags

CCSS.7.G.B.4

If the diameter of a circle is 18 cm, what is the length of the radius?

• 9 cm

• 3 cm

• 36 cm

• 6 cm

Tags

CCSS.7.G.B.4

The circumference of a circle is 36.31 meters. What is the approximate length of the radius?

• 11.56 meters

• 23.13 meters

• 5.78 meters

• 20 meters

Tags

CCSS.7.G.B.4

What does r represent in the formula:

A = π·r²

• circumference

• radius

• diameter

• squared

Tags

CCSS.7.G.B.4

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

What does A represent in the formula:

A = π·r²

• Area

• Radius

• Pi

• Diameter

Tags

CCSS.7.G.B.4

What is CB?

• diameter

• center

• circumference

• radius