Area and Perimeter of a Circle

Area of a circle is 154 cm², find its circumference.

• 14 cm

• 24 cm

• 34 cm

• 44 cm

Tags

CCSS.7.G.B.4

The diameter of a wheel is 40 cm. How many revolutions will it make on covering 176 m?

• 140

• 150

• 160

• 166

If the perimeter of a semicircular protractor is 36 cm, find the diameter.

• 14 cm

• 16 cm

• 18 cm

• 12 cm

Tags

CCSS.7.G.B.4

The perimeter around a circle is the ____

• Perimeter

• Radius

• Diameter

• Circumference

Tags

CCSS.7.G.B.4

Find the area of the circle

• 56.52

• 254.34

• 1017.36

• 113.04

Tags

CCSS.7.G.B.4

Find the area of the circle A=π·r²

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

Find the area of the circle

• 56.52

• 254.34

• 1017.36

• 113.04

Tags

CCSS.7.G.B.4

• 50.24 cm²

• 25.12 cm²

• 100.48 cm²

• 75.36 cm²

Tags

CCSS.7.G.B.4

The ratio between the circumference and the diameter of a circle is ____

• Congruent

• Diameter

• Pi

• Like term

Tags

CCSS.HSG.GMD.A.1