If one plane is flying at 40mph. While another is flying at 100mph. They are 200 miles apart, how long will it take them to coll
1 answer:
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Answer:
20 m
Step-by-step explanation:
We are given that
Initial horizontal speed ,
Time, t=2 s
Initial vertical velocity,
We know that
Where
Using the formula
The negative sign indicates that the displacement of stone is in downward direction.
Hence, the height of the cliff is closest to 20 m
Write the scale of the drawing as a fraction. Put the shorter length in the numerator.
First convert the denominator to the same units as the numerator. Write an equivalent fraction with centimeters in the denominator. Since 1 meter is equal to 100 centimeters, multiply the denominator by 100 to get centimeters in the denominator.
Write the scale factor as a ratio, using a colon
7/100 → 7:100
The scale factor is 7:100.
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