Answer:
The average speed is 465 mph
Step-by-step explanation:
1860/4 = 465
Average speed = distance/time
1860 miles / 4 hours = 465 mph
12 - 9 + c = 12
-9 + c = 12 - 12
- 9 + c = 0
Therefore c = 9
Hope this helps.!
the answer is 16.5cm
just add 15 +1.5 and you get 16.5
28.27
A=(1/4) πd^2
