Circumference Pi Ratio

Which of the following equations represents the relationship between the circumference, C, and the diameter, d, of any circle?

Tags

CCSS.7.G.B.4

Which of these ratios is the closest approximation of pi?

Tags

CCSS.HSG.GMD.A.1

_____________ is half of the diameter

• circumference

• radius

• center

• diameter

______________ is twice the radius

• circumference

• radius

• center

• diameter

_______________ is the distance around a circle.

• circumference

• radius

• center

• diameter

What number is pi?

• 1.41

• 3.14

• 2

• 5.14

Tags

CCSS.HSG.GMD.A.1

What is the radius?

• 18
• 72
• 38
• 14

Tags

CCSS.7.G.B.4

#6

The circumference of Circle Q is 21cm. Which proportion will help you find the circumference of Circle P?

• 7/21 = 3/x

• 21/7 = 3/x

• Something Else

Tags

CCSS.7.G.A.1