Radius Diameter Circumference
Presentation
•
Mathematics
•
6th - 8th Grade
•
Hard
James Gonzalez
FREE Resource
8 Slides • 4 Questions
1
Distance from the center to the edge of a circle.
Distance across the entire circle, crossing through the center. (double the radius)
2
3
The CIRCUMFERENCE is the distance around a circle!
4
Now we will use our RADIUS to find CIRCUMFERENCE!
What is pi?
5
Now we will use our DIAMETER to find CIRCUMFERENCE!
6
Multiple Choice
Find the circumference of the circle.
31.4 cm
78.5 cm
314 cm
15.7 cm
7
Multiple Choice
Find the circumference of the circle.
78.5 cm
15.7 cm
7.85 cm
19.6 cm
8
Multiple Choice
Find the circumference of the circle.
18.8 cm
113 cm
37.7 cm
452.2 cm
9
What if I am given the circumference first, and I need to find the radius?
What about the diameter?
10
Draw
What is the circumference of this circle?
11
12
Distance from the center to the edge of a circle.
Distance across the entire circle, crossing through the center. (double the radius)
Show answer
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