Answer:
7.9927128e-6
Step-by-step explanation:
The area of the shaded sector is one-fourth of the area of the whole circle so:

area of shaded region

The area of the shaded region is 9pi units^2
Answer:
-2x-2
Step-by-step explanation:
this is the right answer
Answer: 50° Fahrenheit
Step-by-step explanation:
Here, the equation that shows the temperature of x degree Celsius in Fahrenheit is,

Where x is a variable.
Thus, For the temperature of 10° Celsius,
x = 10° Celsius
The temperature in Fahrenheit is,


Thus, the increasing temperature by 10° C is equivalent to increasing temperature by 50° F.