What is the line through the center of a circle?
Diameter
What is a straight line that connects any two points located on the circumference of a circle?
Chord
What is the distance around a circle?
Circumference
What is half of the diameter?
Radius
What is the formula for area?
A pizza has a diameter of 12in. What is the circumference of the pizza? (use 3.14)
37.7in
What are the two different formulas for circumference?
C=πd or C=2πr
What is the relationship of radius and diameter?
Two radii make diameter
The diameter of a circle is 4 miles. What is the circle's circumference? (use 3.14)
12.56 miles
The radius of a circle is 13 millimeters. What is the circles area? (use 3.14 and round if needed)
530.66 square millimeters
The circumference of a circle is 81.64 feet. What is the circle's radius?(use 3.14)
13 feet
The radius of a circle is 15 millimeters. What is the circle's area? (use 3.14)
706.5 square millimeters
The diameter of a circle is 28 feet. What is the circumference? (use 3.14)
87.92 feet
The diameter of a circle is 34 inches. What is the circle's area?(use 3.14)
907.46 square inches
The radius of a circle is 47 millimeters. What is the circle's area? (use 3.14)
6936.26 square millimeters
The circumference of a circle is 50.24 inches. What is the circle's radius? (use 3.14)
8 inches
The radius of a circle is 18.1 miles. What is the circle's area? (use 3.14)
1028.7 square miles
The area of a circle is 41,888.385 square inches. What is the circumference? (use 3.14)
725.34 inches
The diameter of a circle is 84.6 millimeters. What is the circle's area? (use 3.14)
5621.22 square millimeters
The circumference of a circle is 835.24 millimeters. What is the area?(use 3.14)
55,543.46 square millimeters
The circumference of a circle is 75.36. What is the circles diameter? (use 3.14 and round if needed)
24 meters
the area of a circle is 68,778.56 square inches what is the circumference? (use 3.14)
929.44 inches
The area of a circle is 6936.26 square millimeter. What is the diameter? (use 3.14)
94 millimeter
A circle with a circumference of 1238.6044 cm. What it the area? (use 3.14)
122144.972906 or 122144.98 square cm
If the area of a circle is 93,434.625 square millimeters, what is the circumference? (use 3.14)
1083.3 millimeters