Circles (Area, Circumference, Radius, and Diameter)

The distance from any point on the outside of a circle to the center of the circle is called what?

• Diameter

• Circumference

• Area

• Radius

Tags

CCSS.HSG.C.A.2

The distance across a circle through the center is called what?

• Area

• Diameter

• Circumference

• Radius

Tags

CCSS.HSG.C.A.2

What is the space that a circle covers called?

• Area

• Radius

• Circumference

• Diameter

The distance around the outside of a circle is called what?

• Perimeter

• Area

• Circumference

• Diameter

If the radius of a circle is 4 inches, what is the diameter?

• 2 inches

• 2 feet

• 4 inches

• 8 inches

Tags

CCSS.7.G.B.4

What is the formula for the circumference of a circle?

• $2\pi d$

• $3.14\pi$

• $\pi r$

• $\pi d$

Tags

CCSS.7.G.B.4

How do you find the area of a circle?

• $\pi d^2$

• $\pi r^2$

• $2\pi r$

• $2\pi^2$

Tags

CCSS.7.G.B.4

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4

what is the circumference of this circle ?

• 3.14 cm 
• 37.68 cm
• 24 cm
• 68.4 cm

Tags

CCSS.7.G.B.4

What is the formula for circumference of a circle given the diameter?

• C = pi x r
• C = pi x 2r
• C = pi x D
• C = pi x 2D

Tags

CCSS.7.G.B.4