Let
be the area of the sector in the larger circle (radius 12 cm) whose central angle is subtended by the labeled arc with measure 45 deg, and let
be the area of the sector in the smaller circle (radius 8 cm) with the same central angle. The area you want is
.
We have


So the area of the shaded region is
.
Answer:
45 because you have to take 540 divided by 12 to get how many miles there are in one hour
Step-by-step explanation:
Hope it helps
Do you mean like this?
Y = -x - 4
Y = x
x = -x - 4
2x = -4
x = -2
Therefore y = -2
Answer:2
Step-by-step explanation:
Probably kJ/month if that’s what you want