Answer: I have no idea explanation:……..
5x+2x+12=180
consecutive angle are supplementary
7x+12=180
7x=168
x=24
angle D=5x opposite angle are congruent
5x=120
Angle d=120
Hope it help:)
Answer:
The volume of new sphere is 3.375 times greater than the volume of old sphere
Step-by-step explanation:
Let r be the radius of old sphere. This old sphere is dilated by a scale factor of 1.5 to create a new sphere, so the radius of new sphere is R=1.5r.
The volume of the sphere can be calculated using formula

Hence,

He would earn $10 in 4 hours
You would have to divide $22.5 by how many hours he worked so it would be 9 hours. Once u divide, that’s how much he earns hourly. So your next step is to multiply what he earns hourly ($2.5) by 4 hours because they’re only asking how much he earned for 4 hours.
Step-by-step explanation: