Michelle kicks a soccer ball up into the air from the ground. The graph represents the height of the ball, in feet, as a function of time, in seconds. What is the domain of the function represented by the graph? Use the on-screen keyboard to type your response in the boxes below. __≤x≤ __

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.

your answer is  

d.

196.5 m2

step-by-step explanation:

answer: plz mark me brainliest

7 hours, 0 minutes, 0 seconds

or:  

0.04

total weeks

or:  

0.29

total days

or:  

7.00

total hours

or:  

420.00

total minutes

or:  

25,200.00

total seconds

step-by-step explanation:

320ft

step-by-step explanation:

120 divided by 3 equals 40

40 times 4=160

160 times 2=320