Answer:
initial velocity = 64 m/s
Step-by-step explanation:
Differentiate H = 64t - 16t² to find an equation for velocity:
Velocity =
= 64 - 32t
Initial velocity (u) is when t = 0:
u = 64 - 32(0)
⇒ u = 64 - 0
⇒ u = 64 m/s
The diameter is 9.
Circumference=pi*diameter
9 pi/pi=9
Hope this helped☺☺
1st question: 26 miles per gallon
2nd question: 4 miles per hour
3rd question: The 5 bags of pretzels is the lower unit price.
Hope this helps!
B
Step-by-step explanation:
ANSWER : it is a right angle