Answer:
hope help you when we divide 54/2 then answer will be 27
<h2>
Answer:</h2>
D. Inscribed angle
<h2>
Step-by-step explanation:</h2>
An inscribed angle has a vertex on the circumference. For any arc, every inscribed angle is exactly half of the central angle. In other words, if the central angle is
and the inscribed angles is
, then it is true that:

In this problem
, then the central angle is 
1) Tan45 = 1
2) Sin70 = 0.9397
3) Cos30 = 0.8660
4) Cos20 = 0.9397
Answer:
6 mph
Step-by-step explanation:
Speed = Distance/Time. Distance is 18, time is 3. So 18/3, or 6.
Hope this helps!