Circles, Circles, Circles!

Circle Terms

100

The distance from the center of a circle to the outside, also half of the diameter

What is Radius?

200

The longest part in a circle. From one edge to the other through the center. 

What is Diameter?

300

The distance around the circle.

What is Circumference?

400

The total amount of space inside of a circle

What is Area?

500

What symbol represents Pi?

What is pi ?

Finding Radius

100

The Diameter of this circle is 5ft. What is the radius?

What is 2.5ft?

200

The diameter of this circle is 437. What is the radius?

What is 218.5?

300

The diameter is 25.12. What is the radius?

What is 12.56?

400

***DAILY DOUBLE***
If the circumference of a circle is 423, what is the radius? Calculator allowed. Round to the nearest hundredth.  pi = 3.14

What is 67.36?

500

If the area of a circle is  144pi , what is the radius? Calculator allowed.

What is 12?

Finding Diameter

100

The radius of this is 5. What is the diameter?

What is 10?

200

The radius of this circle is 15.7. What is the diameter?

What is 31.4?

300

The radius of this circle is 18.84. What is the diameter?

What is 37.68?

400

If the circumference of a circle is 3.56, what is the diameter? Round to the nearest hundredth.  pi = 3.14

What is 1.13?

500

If the area of a circle is  16pi , what is the diameter?

What is 8?

Mrs. Rood trivia

100

What month is my birthday?

What is November?

200

Where did I grow up?

What is Indiana?

300

How many children do I have?

What is 3?

400

Name one country I've traveled to 

What is "Jamaica", "Mexico", "Bahamas?"

500

How many years have I been a teacher?

What is 7 years?

Finding Area

100

The radius of this circle is 2. What is the area? Calculator allowed. Round to the nearest hundredth.   pi = 3.14

What is 12.56?

200

The radius of this circle is 3. What is the area? Calculator allowed. Round to the nearest hundredth. pi = 3.14 

What is 28.26?

300

The diameter is 30. What is the area? Round to the nearest hundredth.  pi = 3.14 

What is 706.5?

400

The circumference is 25.12. What is the area? Calculator allowed. Round to the nearest hundredth.    pi = 3.14 

What is 50.24?

500

***DAILY DOUBLE***
The circumference is 54.95. What is the area? Use calculator. Round to the nearest hundredth.  pi = 3.14 

What is 240.41?