8.3 is 10 times 0.83 so it is greater by a factor of 10
A=2πrh+2πr is the formula for cylindrical surface area
X= 7 1/3
Explanation- Take 72 and subtract 50 from that giving you 22. Then take 22 and divide it by 3 to get 7.3333333333333 (repeats) or 7 1/3
Answer:
0.3 units
Step-by-step explanation:
The ratio of the length of the arc to the circumference of the circle is proportional to the ratio of the central angle to the sum of angle in a circle.

This implies that:

This simplifies to: 

Weird. I think you just need to look if the point falls on the shaded area. But only (-5,5) does ...