History of Pi
Pi is the circumference divided by the diameter of any circle.
Area of a circle is pi x radius squared/
The circumference of a circle is 2 x radius x pi
Central Angle of a Circle
Arc
Inscribed Angle
The length of the arc is always double the inside angle
Area of a Circle
Finding the radius of a circle when you are given the area
Finding areas of Sectors
Homework:
Area and diameter worksheets on website.
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