If the radius is 5 what is the DIAMETER?
10
Find circumference: When diameter = 10
Use 3.14 as .
31.4
What is 1/3 and 2/3?
2/9
If the circumference of a circle is 18.84, what is the diameter?
Use 3.14 as a .
6
What is the line from center to outside of the circle called?
radius
A straight line passing from side to side through the center of a circle
diameter
Find Circumference when radius = 6
Use 3.14 as a .
37.68
What is 2/3 x 1/2? Simplify
1/3
If the circumference of a circle is 69.08, what is the radius?
Use 3.14 as a .
11
What is the distance called for 1/2 way around the outside of a circle?
Semi-circle
If the diameter is 33, what is the RADIUS?
16.5
Find Circumference when Radius = 4.5
Leave your answer in .
9
What is 1/3 x 2?
2/3
If the circumference of a circle is 24.5, what is the diameter?
24.5
What is the total distance around a circle's perimeter called?
Circumference
A straight line passing from side to side.
Remember: It doesn't have to go through the center.
Chord
Find Circumference when Diameter =14
43.96
what is 1/5 x 2/5
2/25
If the diameter of a circle is 46, what is the radius?
23
What formula do we use for circumference if we know the diameter?
x d
OR
d
If Circle A has a radius of 2 and Circle B has a diameter of 2, which circle has a bigger circumference?
Circle A
Find Circumference when Radius = 24.5
153.86
What is 1/6 x 2/3 SIMPLIFIED?
2/18
Simplified: 1/9
If the circumference of a circle is 110, what is the diameter?
Use 22/7 as a .
35
What is the formula for circumference if you have the radius?
2r