7th Grade Circumference and Area Test

What is the radius of this circle?

• 18 in

• 10 in

• 9 in

• 8 in

What is the diameter of this circle?

• 3.5 m

• 3 m

• 5 m

• 7 m

Brian made a tasty burger. The diameter of the
burger was 5 cm. What is the radius of the circle?

• 15.7 cm
• 10 cm
• 2.5 cm
• 31.4 cm

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 8322.13 cm²

• 1133.54 cm²

• 4536.46 cm²

• 1267.09 cm²

what is the area of this semicircle ?

• 100.48cm²

• 80cm²

• 200.96cm²

• 25.12cm²

Tags

CCSS.HSG.GMD.A.1

Jayne has a very large circular lollipop that has a circumference of 25.12 inches. What would the diameter of Jayne’s lollipop be?

• 4 in.

• 8 in.

• 12 in.

• 16 in.

The radius is 8 inches.  What is the circumference?

• 50.24 inches
• 25.12 inches
• 12.56 inches
• 200.96 inches

Tags

CCSS.7.G.B.4

The circumference is 62.8 inches.  What is the radius?

• 20 inches
• 10 inches
• 6.28 inches
• 31.4 inches

Tags

CCSS.7.G.B.4

A circular pie has an area of 706.5 cm². What is the radius of the pie?

• 225 cm
• 30 cm
• 15 cm
• 112.5 cm

Tags

CCSS.7.G.B.4

A circular swimming pool is 21 feet in diameter.

How many feet around is the pool?

• 10.5 ft

• 42 ft

• 65.94 ft

• 131.88 ft