a right angle measures 90 degrees
The 3 interior angles of any triangle add up to 180 degrees.
Lines are not measured in degress, however there is a straight angle which measures 180 degrees.
180
a TRIANGLE HAS 180 DEGRESS! a new born knows that! LOL
Vertex angle: 180-42-42 = 96 degrees
180 dregress
180
180 degress
A Suplementary Angle
180/60 is 3 degrees
There are 180 degrees in a triangle.