Part 1

Example Using Protractors to Measure Angles

Find the measures of ∠ 1 and ∠ 2.

A ski jumper with angle 1 between his skis and angle 2 between the back of his skis and his body.


Find the measure of ∠ 1.

Measuring angle 1.

The measure of ∠ 1 is 10 °.

End ofPage 91

Table of Contents

Digits, Grade 7, Volume 1, Homework Helper Unit A: Number and Operations Unit B: Expressions, Equations, and Relationships Unit C: Measurement and Geometry Unit D: Proportionality English/Spanish Glossary Formulas Math Symbols Formulas Measures Properties