Writing Explain how the formula for finding the sum of the interior angles of a polygon can be derived. ... Test 1 4 Test on Unit 3 (Form B) Directions: Write the answers in the spaces provided. ... Then, since a decagon has 10 sides, the sum of the measures of the interior angles is not 10(144Ad), or 1440\So, (n-2)180c ... Chapter 1: aquot;Inductive Reasoningaquot;: pp. ... Discovering Geometry: An Inductive Approach.
|Publisher||:||Houghton Mifflin Harcourt (HMH) - 1998-01|