1 11.1 Angle Measures in Polygons Geometry Mrs. Spitz Spring 2006.
Aim: How do we find angle measures in polygons? A polygon is a closed figure whose sides are line segments that intersect only at their endpoints. In a.
Prerequisite Skills VOCABULARY CHECK Copy and complete the statement. 1. 1 and ? are vertical angles. ANSWER 4 2. 3 and ? are consecutive interior angles.
Area of Polygons and Circles Chapter 11. 11.1 Angle Measures in Polygons The sum of the measures of the interior angles of a polygon depends on the number.
Symmetry in the Plane Chapter 8. Imprecise Language What is a figure? Definition: Any collection of points in a plane Three figures – instances of the.
Tilings and Polyhedra Helmer ASLAKSEN Department of Mathematics National University of Singapore [email protected]
Geo 3.5 b_poly_angles_notes
Mathematical analysis of identical circles touching one another on the whole spherical surface (Spherical Geometry by HCR)
8.1 – Find Angle Measures in Polygons. Interior Angle: Exterior Angle: Diagonal: Angle inside a shape Angle outside a shape Line connecting two nonconsecutive.
Chapter Introductory Geometry 11 Copyright © 2013, 2010, and 2007, Pearson Education, Inc.
6.1 Properties and Attributes of Polygons. Polygon Vocab POLYGON: Diagonal: Concave Polygons: Convex polygons: Regular polygon:
9-2 Tuesday 3/19 or Wednesday 3/20. Bell Work Find the unknown side lengths in each special right triangle. 1. a 30°-60°-90° triangle with hypotenuse.
