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Geiss Geo chapter 9
Vocabulary for Perimeter and Area of Geometric Figures
Question | Answer |
---|---|
What is a central angle of a regular polygon? | An angle with its vertex at the center of a circle. |
What is the apothem? | The apothem is the distance from the center of the circle to a side. |
What is the area formula for a regular polygon? | A = 1/2(aP) |
What is a composite figure? | A composite figure is made up of simple shapes, such as triangles, rectangles,and circles. |
What is geometric probability? | The probability of an event is based on a ratio of geometric measure such as length or area. |