Answer:
1.6 Seconds
Step-by-step explanation:
The equation would be h(t)=-16t^2+20t+8 since 20 is the velocity, and once you input that onto a graph the answer of when it hits the ground is 1.569 seconds, so rounded is 1.6 seconds.
Answer: ...well can you be a little specific please¿
$5
4,ooo,ooo mm equal 4km
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