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OpenStudy (anonymous):
A tree casts a 24' long shadow. A bird sitting at the very top of the tree looking down at the shadow forms an angle of depression of 28°. Rounding to the nearest integer, how tall is the tree? ________ feet
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OpenStudy (amistre64):
tan(28) = 24/h h = 24/tan(28) calculator says: 45.137
OpenStudy (amistre64):
thats off; I think....let me recheck that
OpenStudy (amistre64):
yeah, 28 is at the wrong end... tan(28) = h/24 24 tan(26) = h
OpenStudy (amistre64):
12.761 is correct
OpenStudy (amistre64):
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