What is the radius of a circle with a diameter of 88?
r=44
What is the diameter of a circle with a radius of 7.999?
D=15.998
What is the circumference of a circle with a radius of 0.68?
4.3
What is the area formula for circle?
Pi times radius squared
The school is putting a circular mural in the front of the school. If the height of the wall is 8ft tall, what is the area of the largest possible mural?
50.24 ft2
How do find the radius if you only are given the circumference?
Divide by pi (3.14) and 2
What is the Diameter of a circle with the circumference of 7?
d= 2.22929936
How do find the circumference of a circle when you only have the diameter?
d x 3.14= C
What is the area of a circle with a radius of 30 ft.
2826 ft2
A 15ft circular pool is being installed at a private home. However, the city requires a fence to go all around the pool for safety reasons. How long is the fence?
47.1 ft
c=678 what is the radius
108
What is the Diameter of a circle that has the circumference of 123456789? Round to the nearest thousandth.
D= 39,317,448.7
The circumference of a circle is 29 and the radius is 7. True or False
False
The area of a circle with a 66in diameter is ___.
3,419.46 in2
DOUBLE JEOPARDY
A circle is inscribed inside a square with an area of 400m2. What is the area of the circle?
Mary wanted to buy a placemat but the circumference has to be 65 cm. What is the radius of the required placemat?
r= 10.3503185
What is the Diameter or a circle if the radius is 12345? No calculators
24690
If the diameter of a circle is 5 what is the circumference?
15.7
What is the area of the base of an 8in cake pan?
50.24 in2
A circular athletic track is being built. It takes going around the track 4 full laps to walk a complete mile. What is the radius of the track? Round to the nearest hundredth.
0.04mi
use 3.14 for pi
c= 66 ft
d= ________
r= ________
d= 21.01910/ r=10.50955414
How do find the Diameter with only the radius is given?
multiply the radius by 2
How do find the circumference if only the radius is given?
multiply the radius by 2 and 3.14
r x 2 x 3.14
DOUBLE JEOPARDY
What is the area of a circle with a circumference of 12.56yd?
The distance from the center of Earth to the surface is around 3,965mi. What is the distance to go completely around Earth once in a straight line?
24,900mi