Answer:
38°
Step-by-step explanation:
The angle 1 is 63°
The angle 2 is the same of angle 1
so :
63°+79°=142°
then :
180° - 142° = 38°.
There are 4 quarts in 1 gallon, so a rate of 120 gallons per minute converts to 4 x 120 = 480 quarts per minute. To find the per hour rate, we simply multiply our per minute rate by 60, obtaining 480 x 60 = 28800 quarts per hour.
A scale factor of 4. This is a simple dilation problem.
The answer is $10
if you add up the total price for each of the items it totals to $40, she has $50 so $50-$40=$10
Formula for volue of cylinder is area time height. Lets find area
A=

diameter=2r
8=2r
r=4
Now substitute r to

A=

Now we have formula
V=

- its the result, so B