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Two forces are acting on an object at the same point. Determine the angle between the two forces. (-2,7) and (3,-1)

User Ali Hassan
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2 Answers

1 vote
The answer is 56 degree
User Yousef Altaf
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8.4k points
5 votes

Answer:

It is 124 degrees.

Explanation:

You square each coordinate like this:

sqrt(x^2+y^2 )

You will end up getting sqrt(53 and sqrt(10.

Then find the dot product which is -6+-7=-13.

Then cos^-1(-13/sqrt53*sqrt10)

=124 degrees

User Ovidb
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