It is 11:55 a.m., and Emily has climbed even higher. The rope now makes an angle of with the cliff wall. If David is feet away from the base of El Capitan, at what angle should Nathan (who is feet from

It is 11:55 a.m., and Emily has climbed even higher. The rope now makes an angle of with the cliff wall. If David is feet away from the base of El Capitan, at what angle should Nathan (who is feet from the base) look up to see Emily?

David is 3 feet tall
Nathan is 6 feet tall

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