Question

What kind of angle pairs are these?

A. Obtuse
B. Acute
C. Vertical
D. None of these​

Answer 1

acute

Explanation:

they are less than 90%

Answer 2

C. Vertical / B. Acute

Explanation:

Vertical angles are angles opposite each other where two lines cross.

The angles shown are displaying this. They are also under 90 degrees, so are acute too.