Vocabulary
The point in the middle of the circle is called the ________.
center
Given a radius of 5 cm what is the diameter.
10 cm
A circle has a radius of 5cm. What is the area in exact terms?
25pi cm^2
Find the volume of a cylinder with a radius of 3m and a height of 12 m. Round the the nearest whole number.
339 m^3
Which bird can fly backwards?
Hummingbird
From the edge to the center of the circle is called a __________.
radius
Given a diameter of 23 cm what is the radius.
11.5 cm
The minute hand of a giant clock is 12 feet long. Find the distance traveled by the tip of the minute hand in one hour, approximate answer.
37.68 ft
Find the volume of a cone given a height of 12 in and a diameter of 8 in. Leave in terms of pi.
64 pi in^3
What year did Neil Armstrong walk on the moon?
1969
From the edge through the center to another edge is called a _________.
diameter
How many radius are in a circle?
Infinitely many
The track at the school is circular with an 8-meter diameter. If you run four laps how far do you run?
100.48 m
Find the volume of a sphere with a radius of 3in. Use approximate and round to the nearest whole number.
113 in^3
What is the hottest planet in our solar system?
Venus
From the edge to another edge not through the center is a
a. diameter
b. radius
c. chord
d. center
c. chord
A clock hand is a radius or diameter.
Radius
The bottom of a circular cookie pan has a circumference of 12pi inches. What is the area of the circular cookie pan in terms of pi?
36 pi
Kelly's mom has two coffee cups both in the shape of a cylinder. One with a height of 12 in and another with a height of 6in, they both have a base with a diameter of 4. How many times larger is the cup with a height of 12 in?
2 times larger
Which country gave the U.S. the Statue of Liberty?
France
If Mrs. Dunn is running around the merry-go-round as she spins the students. What would we find to see how far she runs around?
circumference
What is the difference between exact and approximate.
Exact leave in terms of pi.
Approximate use 3.14.
Maria bought a pizza with a 10 inch diameter to share with 4 friends. She wonders how many square inches of pizza each person will get if they split the pizza evenly.
15.7 in^2
The volume of a sphere is how many times that of the volume of a cone with the same radius?
Who won the World Series in 2021?
Atlanta Braves