Circles: Area, Circumference, Sectors

How many degrees are in a circle?

• 90
• 180
• 270
• 360

Tags

CCSS.4.MD.C.5

find the area of the circle below.

• 100 cm

• 225 cm

• 9 cm

• 28.27 cm

Tags

CCSS.HSG.GMD.A.1

Find the circumference of the circle.

• 113.04

• 1017.36

• 254.34

• 56.55

Tags

CCSS.7.G.B.4

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4

Find the circumference of a circle with a radius of 12.5 mm .

• 37.68mm
• 18.84mm
• 78.5mm
• none of the above

Tags

CCSS.HSG.GMD.A.1

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

Tags

CCSS.7.G.B.4

A Circle has a radius of 6 inches. What is the area of the circle? (Best Choice)

• 9.42 in²

• 18.84 in²

• 37.68 in²

• 113.04 in²

Tags

CCSS.HSG.GMD.A.1

What is the area of the shaded region?

• 50.27 units²
• 3015.93 units²
• 8.38 units²
• 4.19 units²

Tags

CCSS.HSG.GMD.A.1

What is the area of the shaded sector?

• 13.96

• 139.6

• 27.9

• 558.5

Tags

CCSS.HSG.C.B.5

CCSS.HSG.GMD.A.1

What is/are the formula(s) to find the area of a circle?

• πr²

• 2πr

• √π

Tags

CCSS.HSG.GMD.A.1