# Vertex Angle of an Isosceles Triangle

Instructions:

question 1 of 3

### What does 'a' refer to in this drawing? Create Your Account To Take This Quiz

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### 1. If angle 'a' is 10°, what is the measurement of angle 'c?' ### 2. In this drawing of a triangle, which side is the base? Create your account to access this entire worksheet
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Test your understanding of the vertex angle of isosceles triangles with this worksheet and quiz combo. Topics include what 'a' refers to in a drawing and the measurement of an angle in a given equation.

## Quiz & Worksheet Goals

The worksheet and quiz will get you to:

• Identify the base of a triangle
• Determine how you can remember that an isosceles triangle has two equal sides
• Calculate the measurement of a vertex angle

## Skills Practiced

• Problem solving - use acquired knowledge to solve vertex angle practice problems
• Making connections - use understanding of the concept of the sides of a triangle and how they are connected in an isosceles triangle
• Information recall - access the knowledge you've gained regarding the base of a triangle

Learn more about triangles from the lesson named Vertex Angle of an Isosceles Triangle. Consider the following study points as a guide:

• Real-life triangles
• Example of an isosceles triangle
• Practice problems
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