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Mathematics 13 Online
OpenStudy (shelby1290):

Janice is getting ready to climb a steep cliff. She needs to fasten herself to a rope that is anchored at the top of the cliff. To estimate how much rope she needs, she stands 50 m from the base of the cliff and estimates that the angle of elevation to the top is 70 degrees. How high is the cliff?

OpenStudy (shelby1290):

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