Angles of Triangle
Guided Notes
Angles of Triangles Guided Notes
The angles inside a polygon are called angles. The angles outside a polygon are called angles.
Shade the interior angles.
Shade the exterior angles.
The sum of the interior angles of a triangle is
m ∠ A + m ∠ B + m ∠ C =
The exterior angle of a triangle is equal to the of the measures of the nonadjacent
zº = xº + yº
Find the value of x.
 |  |
Find the missing variable.
 |  |
The ratio of angles of a triangle is 2:3:5. What are the angle measures?
Find the missing variables.
Solve for x and calculate angle measures.
Solve for x and calculate angle measures.
Absolute Math
