Answer:

Step-by-step explanation:
The lengths of line segments
and
because of the two segments and two angles marked as equal in the diagram. Because of this, the arcs
and
are equal.
Since there are 360 degrees in a circle, we can now set up the following equation:
Answer: Round.
Step-by-step explanation:
Round 198 to 200. 200 x 5 = 1000, so the answer is about 1000.
Answer:
a
Step-by-step explanation:
4 up 3 across