Names of angles
What is the name of an angle that is less than 90 degrees?
An acute angle
What type of triangle has all angles having less than 90 degrees?
Acute triangle.
If 2 interior angles are 50 and 50 degrees. What is the exterior angle?
100 degrees
If an angle is 100 degrees, what angle is it?
Obtuse
An angle that is exactly 90 degrees
Right angle
What kind of triangle has one angle that is 90 degrees?
A right triangle
If 2 interior angles are 70 degrees and 80 degrees. What is the exterior angle?
150 degrees.
if an angle is 90 degrees, what angle is it
Right angle
An angle that is more than 90 degrees but less than 180 degrees!
Obtuse angle!
Obtuse triangle
If an exterior angle is 150 degrees and an interior angle is 90 degrees, what is the interior angle?
60 degrees
If an exterior angle is 111 degrees and an interior is 28 degrees, what is the other interior?
83 degrees
An angle that measures MORE than 180 degrees.
Reflex angle.
Every angle in a triangle all adds up to...
180 degrees
If an exterior angle is 140 degrees and an interior angle is 80 degrees, what is the interior angle?
60 degrees
If an exterior angle is 100 degrees and an interior is 30 degrees, what is the other interior?
70 degrees
Name every type of angle there is.
Acute, Obtuse, Reflex, Right angle.
How do you find exterior angles?
Add the 2 angles on the inside of the triangle.
If an exterior angle is 154 and an interior angle is 47, what is the interior angle?
107 degrees
If an exterior angle is 140 degrees and an interior is 50 degrees, what is the other interior?
90 degrees