Answer:
Step-by-step explanation:
Answer:
Step-by-step explanation:
15 plus 15 plus 15 is 45 - 15 =30
Answer:

Step-by-step explanation:
Given that,
The radius of circle, r = 50 feet
The central angle, 
We need to find the area of the sector of a circle. The formula for the area of sector is given by :

So, the area f the sector of the circle is
.
Answer:
15
Step-by-step explanation: You would think 15. 810 copies every 9, minutes. Nine divided by 810 equals 90. 90 copies every minute. 1,350 divided by 90 is fifteen. =fifteen.
X^2 - 5x + 4
-2x^2 + 10x -8