What is the formula to find the radius of a circle?
What is the formula to find pi from the circumference and diameter?
SHOW YOUR WORK!
200.96 ft
3,215.36 ft
100.48 ft
401.92 ft
SHOW YOUR WORK!
56.52 cm2
141.30 cm2
1,017.36 cm2
254.34 cm2
SHOW YOUR WORK!
12 cm
50 cm
25 cm
8 cm
The square root of the area of a circle
The ratio of the radius of a circle to its diameter
The radius of a circle times 3.14
The ratio of the circumference of a circle to its diameter
A circular tablecloth has a radius of 2.5 feet. Kyle is sweing a piece of ribbon around the edge of the tablecloth. If Kyle has exactly enough ribbon, which measurement is closest to the length of the piece of ribbon in feet?
7.85 ft
15.7 ft
19.63 ft
31.4 ft
A group of students stood in a circle to play a game. The circle had a diameter of 22 meters. Which measurement is closest to the circumference of the circle in meters?
34.35 m
1,519.76 m
379.94 m
69.08 m
A group of students formed a circle during a game. The circumference of the circle was about 43.96 ft, and the diameter of the circle was 14.
Which expression best represents the value of pi?
SHOW YOUR WORK!
92.1 in2
188.4 in2
706.5 in2
286.6 in2
SHOW YOUR WORK!
18.84 ft2
28.26 ft2
37.68 ft2
113.04 ft2
The circumference of a circle is C centimeters. The diameter of the circle is 14 centimeters. Which expression best represents the value of pi?