62 + x = 82
Subtract both sides by 62.
x = 20.
Answer:
7 seconds
Step-by-step explanation:
Distance of the coin above the water is modeled by the equation

where
is time taken to cover the distance
Now equating with zero.

So, time taken by the coin to hit the water is 7 seconds.
Answer:
i need the triangle
Step-by-step explanation:
the question is incomplete... show the diagram of the triangle
we can't solve without that