areas of circles
What is the area of a square with a circle cut out of the middle? The square has side length = 3m and the circle has a radius of 0.5m.
8.215 m2
What is the area of a sector in a circle with diameter = 50m and central angle = 120 degrees?
654.1667 m2
the total degrees in a circle is?
360 degrees
The area of a circle is 55 m2. The area of a sector in the circle is 13.75 m2. What is the measure of the central angle in degrees?
90 degrees
If central angle of a circle = 60 degrees and the circumference of that circle = 72m what is the arc length?
12m
Part of the circle that is enclosed by two radii and a arc.
Sector