Unit 6b Review

The Jones family wants to enclose their circular garden with a fence. To the nearest foot, what is the minimum length of fencing they need to buy?

• 56.25 ft

• 246.2 ft

• 365.56 ft

• 392.5 ft

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 62.59

• 113.1

• 19.81

• 28.27

Tags

CCSS.7.G.B.4

If the diameter of a circle is 10 cm, what is its circumference?

• 31.4 cm

• 62.8 cm

• 15.7 cm

• 20 cm

Tags

CCSS.7.G.B.4

What is the area of a circle with a radius of 7 cm?

A circle has a circumference of 62.8 cm. What is its radius?

• 10 cm

• 20 cm

• 5 cm

• 15 cm

Tags

CCSS.7.G.B.4

• 20 cm

• 10 cm

• 40 cm

• 5 cm

Tags

CCSS.7.G.B.4

What is the formula to calculate the circumference of a circle?

• Both A and B

Tags

CCSS.7.G.B.4

What is the formula to calculate the area of a circle?

Tags

CCSS.7.G.B.4

A circle has a radius of 14 cm. What is its circumference?

• 44 cm

• 88 cm

• 87.92 cm

• 28 cm

Tags

CCSS.7.G.B.4

If the circumference of a circle is 50.24 cm, what is the area of the circle?

Tags

CCSS.7.G.B.4