Answer:
1.7 seconds
Step-by-step explanation:
we have

where
v is the initial velocity (in feet per second)
s represents the initial height (in feet)
In this problem we have
---> because the object is dropped

substitute

Remember that
When the chestnut hit the ground the value of H is equal to zero
so
For H=0

solve for t

therefore
The solution is t=1.7 sec
Answer:
2(10x10x10)
Step-by-step explanation:
Answer: 1xy+1
Step-by-step explanation:
Answer: 20 ft squared
Step-by-step explanation:
separate the figures