Special Right Triangles
LESSON 82
Additional Examples
Find the length of the hypotenuse of a 45-45-90 triangle with legs of length 5 6. Use the 45-45-90 Triangle Theorem to find the hypotenuse. h= h=5 h=5 25 12 4(3) 3 3 3.
Quick Check
6
hypotenuse = Simpl
USING PROPERTIES OF TRANSLATIONS
P' P Q' Q
A translation is a transformation that maps every two points P and Q in the plane to points P ' and Q ' , so that the following properties are true: PP ' = QQ ' PP ' QQ ' , or PP ' and QQ ' are collinear.
USING P
Triangle Congruence by SSS and SAS
LESSON 42
Additional Examples
Given: M is the midpoint of XY, AX Prove: AMX AMY Write a paragraph proof.
AY
Copy the diagram. Mark the congruent sides. You are given that M is the midpoint of XY, and AX AY. Midpoint M im
4.1 Triangles and Angles
Geometry Mrs. Spitz Fall 2004
Standard/Objectives:
Standard 3: Students will learn and apply geometric concepts. Objectives: Classify triangles by their sides and angles. Find angle measures in triangles DEFINITION: A triangle is
1.1 Patterns and Inductive Reasoning
Geometry Mrs. Spitz Fall 2005
Objectives/Assignment:
Find and describe patterns. Use inductive reasoning to make real life conjectures. Assignment: pp. 68 #146
Finding & Describing Patterns
Geometry, like much of m