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# Polygons & Circles

### Review for MSM 2 Polygon & Circle Test

How do you determine area of a circle? Square the radius and then multiply by pi
What are congruent figures? Figures that are the same shape and the same size
Do congruent figures have congruent corresponding angles & congruent corresponding sides? Yes
To find circumference, do you multiply the radius by pi? No
What is the interior angle measure in any quadrilateral? 360 degrees
What is the interior angle measure in any triangle? 180 degrees
How do you determine the circumference of a circle? Multiply the diameter by pi
How do you determine the radius of a circle? Divide the diameter by two
How do you determine the diameter when you know the circumference? Divide the circumference by pi
A trapezoid has one set of these Parallel Lines
This shape has equal sides and four 90 degree angles Square
This shape is a parallelogram with four 90 degree angles, but not necessarily equal sides Rectangle
This shape is a parallelogram with equal sides, but not necessarily any 90 degree angles Rhombus
Created by: ocutsail