Question

Look at the given angle.

a) There are several ways to name the given angle. Angle PFY is one way. What are the other three ways?
b) Classify the angle as acute, right, obtuse or straight. How do you know?

Answer 1

a)
1) YPF
2) F
3) 1

b) Acute, because the angle clearly is less thant 90°.

Answer 2

Other ways are m<1, YFP and m<F.

The angle is an acute angle because it is less than a right angle (less than 90 degrees).