4)
the arrow touches the ground when the heigth is 0
so we need to replace h=0 and solve for t

<em>the arrow tuches the ground at 3.4 seconds</em>
5)

replacing

<em>solve for m</em>

<em>the mass is 13.50Kg</em>
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Answer:
-6
Step-by-step explanation:
m=y2-y1/x2-x1
-54-(-30)=(-24)
11-7=4
-24/4=(-6)
hope this helps :3
if it did pls mark brainliest
Answer:
i mite be wrong but the 2 choice
Step-by-step explanation:
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