The diagrams showing pairs of adjacent angles and the given description is shown in the attachments below.
What are Adjacent Angles?
Adjacent angles are angle that share the same vertex and also has a side in common.
a. An obtuse angle is greater than 90°.
Figure 1 shows a pair of adjacent angles that are obtuse which are ∠ABD and ∠CBD
b. Figure 2 shows two adjacent angles, ∠ABD and ∠CBD whose sum equals 180 degrees.
c. Figure 3 shows two adjacent angles, ∠ABD and ∠CBD whose sum equals 60 degrees.
Learn more about adjacent angles on:
https://brainly.com/question/25713164
