Areas and Circumference of Circles and Semicircles

Steven purchases a bowl. The diameter of the

bowl is 14 cm. What is the circumference of the

bowl? Round to the nearest hundredth. Don't forget to label.

(a)  

Tags

CCSS.7.G.B.4

Find the circumference of a circle with a radius of 12.5 mm. Round to nearest hundredth. Don't forget to label.

(a)  

Tags

CCSS.7.G.B.4

Shring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area?

(a)  

Tags

CCSS.7.G.B.4

Find the area of the semicircle. Round you answer to the nearest hundredth.

• 19.63

• 9.8125

• 9.81

• 39.25

Tags

CCSS.7.G.B.4

What is the circumference of a semicircle with a diameter of 14 cm (including the straight edge)?

Tags

CCSS.7.G.B.4

Calculate the circumference of a semicircle with a radius of 5 feet (excluding the straight edge).

Tags

CCSS.7.G.B.4

If a circle has a radius of 7 meters, what is the length of the arc of a semicircle?

Tags

CCSS.HSG.C.B.5

what is the area of this semicircle ?
d = 8 cm 

• 100.48 cm²

• 80 cm²

• 200.96 cm²

• 25.12 cm²

Tags

CCSS.7.G.B.4

Tags

CCSS.7.G.B.4

What is the relationship between the diameter of a circle and its circumference?

• The circumference is twice the diameter.

• The circumference is half the diameter.

Tags

CCSS.7.G.B.4