100% © A survey was conducted of students at a high school and at a college to determine students' favorite subjects. The re
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Answer:
see explanation
Step-by-step explanation:
Given
tan a = =
We require the hypotenuse h
Using Pythagoras' identity
h² = 9² + 40² = 81 + 1600 = 1681 ( take square root of both sides )
h = = 41 , thus
sin a = =
cos a = =