Answer:
Use the vertical motion model, h = -16t^2 + 21 , t=1 second
h = -16(1) ^2 + 21
h = 5 feet
Step-by-step explanation:
Just plug in the time with t to get your answer in height
Answer:
x = 32
Step-by-step explanation:
(2x + 60) + (3x - 40) = 180 because they are supplementary angles
5x + 20 = 180
5x = 160
x = 32
450
If he used 1/3 of the stock bottle, then you have
150=1/3x
Now, you multiply both sides by 3, which gives you
450=x
So, originally there were 450 bottles in the stock bottle
italian society entered a new era of artistic and academic achievement