The inclusion of specific angles as a teacher talks you ... rather than telling them to get out their protractors and make it exactly 45 degrees,” says Miller. Encourage students to ease into ...

Measuring angles Find out how to measure angles up to 180 degrees using a protractor. Compare and order angles Learn how to compare types of angles. Calculating angles around a point Learn how to ...

Three sides of equal length andall the angles are 60 degrees. This is a scalene triangle ... Since we know these angles are both equal, you can find their value by halving 130°.