Circles :)

What is the formula for radius

• C/2π

• C/r

• C/d

• C/2πr^2

Tags

CCSS.7.G.B.4

A circle is 2 dimensional 

• True

• False

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1

Find the area for a circle where r=8m

• 300m^2

• 201m^2

• 207m^2

• 209m^2

Tags

CCSS.7.G.B.4

What is the formula for diameter?

• 2πr

• 2r^2

• 2r

• 2C

Tags

CCSS.7.G.B.4

The radius is two times the circumference ? 

• True 

• False 

Tags

CCSS.7.G.B.4

What is circumference ?

• The distance from the center of the circle

• disntance inside the circle

• length of half the of the circle

• The distance around the circle

What is the formula for circumference?

• C/2πr

• 2πr

• 2π

• C/2π

Tags

CCSS.7.G.B.4

If a radius of a circle is 20 inches what is the diameter?

Tags

CCSS.7.G.B.4

What is the formula for Area of a circle?

• 2πr

• πr^2

• πr

• C/2π

Tags

CCSS.7.G.B.4