Answer: Period = 4
Amplitude = 3
<u>Step-by-step explanation:</u>
Period is the interval of one "cycle" before the pattern repeats.
If you notice that when x = 0, y = -4.
When does the pattern repeat (reach -4 again)?
Answer: when x = 4.
So the interval of one "cycle" is 4 units --> Period = 4.

Answer: 4/5x
Explanation: simply the expression, then convert it and calculate your answer.
Answer:
what........???????............
Answer:
about 3 seconds
Step-by-step explanation:
hope this helps
Answer:
it would be 3.28125
Step-by-step explanation:
do base times height to get the area