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2 years ago

8

cos60=5/zy ??? how do I get rid of the 5? Normally I would multiply by the denominator but that doesn't work here. The end answe

r should be zy=10

1 answer:

saw5 [17]2 years ago

8 0

cos 60 = 1/2

1/2 = 5/zy

1= 10/zy

zy=10

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