Circle Review

Solve for the area of the circle if the radius is 8 mm.

• 50.27 $mm^2$

• 25.13 $mm^2$

• 201.06 $mm^2$

• 100.53 $mm^2$

Tags

CCSS.7.G.B.4

Solve for the circumference of a circle if the diameter is 15 inches

• 94.25 inches

• 23.56 inches

• 47.12 inches

• 706.86 inches

Tags

CCSS.7.G.B.4

The perimeter of a circle is called the

• arc length

• circumference

• area

• central angle

Calculate the arc length of highlighted arc AB, if the radius is 5 cm and the central angle is 104 $\degree$  

• 9.08 cm

• 22.69 cm

• 104 cm

• 256 cm

Tags

CCSS.HSG.C.B.5

Calculate the arc length for arc AB

• 37.7

• 4

• 12.57

• 120

Tags

CCSS.HSG.C.B.5

Calculate the area of the shaded sector if the radius is 8m

• 18.85 $mm^2$

• 75.4 $mm^2$

• 135 $mm^2$

• 201.06 $mm^2$

Tags

CCSS.HSG.C.B.5

Solve for the area of the shaded sector AB if the radius is 27 cm and the central angle is 130 $\degree$  

• 130  $cm^2$  

• 61.26 $cm^2$  

• 2290.22 $cm^2$  

• 827.02 $cm^2$  

Tags

CCSS.HSG.C.B.5

Arc length of a circle is a portion or fraction of the circumference

• True

• False

Tags

CCSS.HSG.C.B.5

Sector area of a circle is a portion or fraction of the area of the circle

• True

• False

Tags

CCSS.HSG.C.B.5

If the area of the circle = 153.94 $cm^2$ , what is the diameter? 

• 7

• 14

• 24.5

• 49

Tags

CCSS.7.G.B.4