Area and Circumference of a Circle

What is the equation to find AREA of a circle?

• length x breadth

• π x 2 x r

• π x r x r

Tags

CCSS.HSG.GMD.A.1

What is the equation to find CIRCUMFERENCE of a circle?

• length x breadth

• π x 2 x r

• π x r x r

Tags

CCSS.HSG.GMD.A.1

The Radius of a Circle is 15 cm.

What is its Diameter?

• 8 cm

• 7.5 cm

• 30 cm

• 25 cm

Tags

CCSS.7.G.B.4

The Diameter of a circle is 18 cm.

What is its radius?

• 9 cm

• 36 cm

• 6 cm

• 7 cm

Tags

CCSS.HSG.GPE.A.1

Find the circumference.

• (π x 5 x 5) cm

• (π x 2 x 5) cm

• (π x 10 x 10) cm

• (π x 2 x 10) cm

Tags

CCSS.HSG.GMD.A.1

Find its circumference. (π = 3.14)

• 38.96 cm

• 113.04 cm

• 37.68 cm

• 75.36 cm

Tags

CCSS.HSG.GMD.A.1

Find its area.

Tags

CCSS.HSG.GMD.A.1

Tags

CCSS.HSG.GMD.A.1

Find its area. (π = 3.14)

Tags

CCSS.HSG.GMD.A.1

Find its perimeter. (π=3.14)

Tags

CCSS.HSG.GMD.A.1