Terms
Finding Radius
(find the radius for all)
Finding Diameter (Find Diameter for all)
Finding Circumference/Perimeter
Finding Area
100

The distance around a circle is...

What is the circumference?

100

The Diameter of this circle is 5

What is 2.5

100

The radius of this is 5

What is 10

100

Circumference of a circle is PI(3.14) x the diameter.

The diameter for this circle is 10...

What is 31.4

100

The area of a triangle is found with: b x h x 1/2

b is the base and h is the height.

The triangle has a base of 6 and a height of 10, the area would be...

What is 30

200

A diameter of a circle is twice the length of...

What is the radius?

200
The diameter is 12
What is 6
200
The radius of this circle is 2.5
What is 5
200

The length of a side on an equilateral triangle is 12, the perimeter would be ...

What is 36

200

The area of a triangle is found with: b x h x 1/2

b is the base and h is the height.

The triangle has a base of 12 and a height of 11, the area would be...

What is 66

300

The distance around a triangle is....

What is the perimeter?

300
The diameter of this circle is 27
What is 13.5
300

The radius of a circle is 10...

What is 20

300

Circumference of a circle is PI(3.14) x the diameter.

The diameter of this circle is 25

What is 78.5

300

Area of a circle is found with PI(3.14) x the radius squared.

The radius of this circle is 7

What is 153.86

400

The total amount of space inside of a circle or triangle is...

What is the area?

400
The diameter of this circle is 437
What is 218.5?
400

The radius of a circle is 27.5

What is 55?

400

Circumference of a circle is PI(3.14) x the diameter.

The radius for this circle is 2

What is 12.56

400

Area of a circle is found with PI(3.14) x the radius squared.

The radius of this circle is 12

What is 452.16

500

Pi is known as...

3.14159... or 22/7

500

The diameter of this circle is 322

What is 161

500

The radius of a circle is 106.4

What is 212.8?

500

Circumference of a circle is PI(3.14) x the diameter.

The Diameter for this circle is 3285

What is 10314.9

500

Area of a circle is found with PI(3.14) x the radius squared.

The radius of this circle is 3

What is 28.26

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