Question

an angle that measures exactly 180 degrees is known as?
a. straight
b. right
c. acute
d. obtuse

Explanation:

• A straight angle is defined as an angle that measures exactly 180 degrees.
• A right angle measures 90 degrees.
• An acute angle measures less than 90 degrees.
• An obtuse angle measures more than 90 degrees but less than 180 degrees.

Answer:

A. Straight