1 Chapter 5 TRIANGLE PROPERTIES Geometry 1 A Practice Problems Pat Brewster
2 1.The sum of the angles of a is _____ 2. If a is isosceles, the base angles are___ 1. 2.
3 The sum of the lengths of two sides of a is ____________________________ Which of the following could be the three sides of a triangle? Why? 1. 3cm., 7 cm. and 6cm. 2. 2cm., 7 cm. and 2cm cm., 25cm. and 36cm cm., 19cm. and 34cm.
4 INEQUALITIES w k d a n Figure not necessarily drawn to scale. List the sides of the top triangle in order from smallest to largest. _____ ____ ____ List the sides of the bottom triangle in order from smallest to largest. _____ ____ ____ List the sides of the whole figure in order from smallest to largest. _____ ____ ____ ____ ____
5 CONGRUENCE SHORTCUTS Congruence Shortcut: ____ ____ ____ Name the congruent triangles: ______ ______ Explanation:
6 CONGRUENCE SHORTCUTS Congruence Shortcut: ____ ____ ____ Name the congruent triangles: ______ ______ Explanation:
7 CONGRUENCE SHORTCUTS Congruence Shortcut: ____ ____ ____ Name the congruent triangles: ______ ______ Explanation:
8 CONGRUENCE SHORTCUTS Congruence Shortcut: ____ ____ ____ Name the congruent triangles: ______ ______ Explanation:
9 CONGRUENCE SHORTCUTS Overlapping Triangles Congruence Shortcut: ____ ____ ____ Name the congruent triangles: ______ ______ Draw the triangles separately label and mark them.
10 CONGRUENCE SHORTCUTS Overlapping Triangles Congruence Shortcut: _____ _____ _____ Name the triangles: AFB ______ Draw the triangles separately.Label.Mark the congruent parts.
11 CONGRUENCE SHORTCUTS Triangles NOT Overlapping Congruence Shortcut: _____ _____ _____ Name the triangles: AEB ______ List the pairs of congruent parts.
12 FLOW CHART PROOF