You can use the Pythagorean theorem to calculate the hypotenuse, since the resultant is the hypotenuse of the triangle.

Answer: The small mass will drop below 11.6cm before coming to rest
Explanation:
Equating the Tension of both the two masses, and inputting the given parameters adequately...
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Answer:
there was a crash you can tell cause of the 2 cars the dog is curious on what happened, you can tell because the dog is looking at the cash