The answer is 21.
Hope this helps. Have a nice day.
The first box is "none of these" since it is not a vertical angle, is not an adjacent angles, and is not a linear pair, the second box is vertical angles
Answer:
Sphere
Step-by-step explanation:
we know that
A sphere is a round, ball-shaped solid
so
The geometric solid suggested by a beach ball is a sphere
see the attached figure to better understand the problem