Shared Flashcard Set

Details

Geometry
Circles, arc length and sector area
8
Mathematics
9th Grade
03/23/2011

Additional Mathematics Flashcards

 


 

Cards

Term
Area of a Circle formula
Definition

 

 

 

A=∏•r2

Term
What does the Circumference of a circle mean in words?
Definition
The distance around the circle.
Term
Circumference of a Circle formula
Definition

C=2•∏•r

 

or

 

C=∏•D

Term
Arc Length Formula in words
Definition
Arc length is a fraction of the circumference
Term
Sector area in words
Definition
Area of a sector is a fraction of the area of the circle
Term
Arc length formula
Definition
Arc length=x⁄360•2∏r
Term
Sector area formula
Definition
Sector area=x⁄360•∏•r2
Term
Area of a rectangle
Definition
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