Question 1169648
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<H3>HINT</H3>

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The tension multiplied by sin(a) should provide the VERTICAL force of 2.5 kg * 9.8 newtons.


Here "a" is the angle of the clothesline with the horizon.


To calculate sin(a), use the fact that the right-angled triangle has one leg of 2 meters and the other leg of 6 meters.
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Now you have all instructions to complete the solution on your own.