Definitions
pi equals _______
What is 3.14?
a line segment from one part of the circle through the middle to another part
What is the diameter?
diameter given radius
What is 2 r?
radius if diameter is 20 m
What is 10 m?
circumference if radius is 4 ft
What is 25.12 ft?
the distance around a circle
What is the circumference?
radius given diameter
What is d/2?
diameter if radius is 2 yd
What is 4 yd?
area if radius is 5 m
What is 78.5 m2?
a line segment from the center of a circle to the outside
What is the radius?
area
What is pi r2?
diameter if radius is 3 in
What is 6 in?
circumference if diameter is 16 cm
What is 50.24 cm?
the amount of space inside a circle
What is the area?
circumference
What is 2 pi r?
radius if diameter is 8 cm
area if diameter is 6 in
What is 28.26 in2?