Answer:
-2x-15
Step-by-step explanation:
Answer:
He worked for 3 hours.
Step-by-step explanation:
you can solve this by muiltipling the amount of hours by the kilograms done in an hour.
Answer:

Step-by-step explanation:
There is a formula for the area of a sector given the radius and the angle measure.

n = angle measure
r = radius




Answer:

Step-by-step explanation:
The formula for the surface area of a cylinder is:

And we want to solve for the height h.
First, subtract
from both sides. This yields:

Now, divide both sides by
. This yields:

And we're done!
Answer:
8.5
Step-by-step explanation:
4 + (6)(6)/8=
17/2 = 8.5