In this YouTube video, they use a different equation for finding the circumference of a circle. Think about how this equation relates to the one that we used. How are they the same? Why can they be used interchangeably?
Question 5
5.
What are the answers to circumference and area for a circle that has a radius (r) value of 14?
Question 6
6.
What is the relationship between the circumference and the area of a circle? (Draw a diagram of the relationship as part of your answer. This portion of your answer is worth 4 points. Describe this relationship using words. This portion of your answer is worth 4 points.)
What is the equation for the CIRCUMFERENCE of a circle?
C = 2(pi)r
C = (pi)r2
C = 1/2bh
A and B
A and C
The equation for the AREA of a circle is A = 6(pi)r3
True
False
The diameter of a circle can be determined by adding two radius measurements together.