Question #62be1

1 Answer
turksvids
Jan 5, 2018

#36.87^circ#

Explanation:

Since #sin(theta)# and #cos(theta)# are both positive, we know #theta# is from QI. Using a calculator we can find #theta#:

#theta = sin^-1(3/5) approx 36.87^circ#

we could also use inverse cosine:

#theta = cos^-1(4/5) approx 36.87^circ#

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