Worked examples
Two examples
Example 1
An angle measures 135°. What kind of angle is it?
- Between 90° and 180° is obtuse.
Answer: Obtuse
Example 2
An angle measures 40°. What kind of angle is it?
- Less than 90° is acute.
Answer: Acute
Where this is taught: Quiz 36: Angles, “What an angle measures”
The drill
Ten problems
This drill also has challenge problems. They use the same skill, set up the way the GED test sometimes sets up a problem, so that it looks new at first.
How many:
Tap your answer to each one, then press Check my answers at the bottom.Circle your answer to each one. The answer key, with the reasoning, is on the last page.