Parts of Circles
Circle Formulas
Labels
Reversing Formulas
Formulas to Shapes
100
This is the set of all points equidistant from the center
What is a circle?
100
When given the diameter, use this formula to find the circumference.
What is pi x diameter?
100
This exponent denotes units of area.
What is 2?
100
When given the area of a rectangle, do this to find the length.
What is divide the area by the width?
100
A = lw and A = bh used for this shape.
What is rectangle?
200
This is the distance across a circle through the center
What is diameter?
200
Use this formula to find the circumference when given the radius.
What is 2 x pi x radius
200
This unit denotes units of volume.
What is 3?
200
You do this to find a circles diameter when given the circumference.
What is divide circumference by pi?
200
Only A = bh can be used for this shape.
What is parallelogram?
300
This is the distance from the center to a point on the circle.
What is radius?
300
The area of a circle formula does not have a place for this part of a circle.
What is diameter?
300
This label denotes a right angle.
What is a box or square?
300
You do this to find the radius.
What is divide diameter by 2?
300
A=1/2(b1 + b2)h is used for this shape.
What is trapezoid?
400
This is also known as the perimeter of a circle.
What is circumference?
400
This part of a circle has half the length of the diameter.
What is radius?
400
This Greek symbol denotes the ratio of a circle's circumference to its diameter.
What is pi?
400
When given the volume, you do this to find the height.
What is divide the volume by length and width?
400
1/2bh is used for this shape.
What is triangle?
500
All points on a circle are equidistant from this point.
What is the center?
500
This exponent appears in the area of circle formula.
What is 2?
500
This exponent denotes units of lenght.
What is none?
500
The value of pi was found by doing this.
What is divide a circle's circumference by its diameter?
500
V = Bh is used for this solid.
What is rectangular prism?
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