Ex: Find the Interior Angles of a Triangle From Expressions For the Angles

preview_player
Показать описание
This video explains how to write expressions to show the relationship between angles. Then the interior angles of a triangle are found by writing an equation.
Рекомендации по теме
Комментарии
Автор

I believe you mistakenly put x+80 for angle A instead of putting it for B?

NortheastNomad