Question

question 5 of 10
what type of angle is angle r?
a. obtuse
b. straight
c. right
d. acute

Explanation:

An obtuse angle is greater than 90 degrees but less than 180 degrees. A straight angle is 180 degrees, a right angle is 90 degrees, and an acute angle is less than 90 degrees. By visual inspection, angle R is greater than 90 degrees.

Answer:

A. obtuse