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Anettt [7]
3 years ago
15

A car traveling at an average rate of 55 km per hour made a trip in 6 hours. if it had traveled at an average rate of 50 km per

hour, the trip would have taken how many minutes longer?
Mathematics
1 answer:
san4es73 [151]3 years ago
6 0

The total trip at 55 km per hour is 55 km per hour x 6 hours = 330 km.


Total time for the rip at 50 km per hour is 330 km / 50 km per hour = 6.6 hours.


1 hour = 60 minutes.   60 minutes x 0.6 hours = 36 minutes loner.

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slava [35]
Before the driver applies the brakes ( with the reaction time ):
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5 0
3 years ago
A surveyor standing on top of a cliff found that the angle of depression of a boat as sea is 22°. if the top of the cliff is 15m
Alex73 [517]

Answer:

From the photo above i interpreted the question and drew a triangle to make it easier to solve

Tan is used to solve the question as we were given opposite (as height of the cliff) and to find Adjacent ( the distance between the foot of the cliff to the boat)

Tan θ =Opp/Adj

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5 0
2 years ago
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