Question

sin theta = cos theta​

Answer 1

Answer:

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Answer 2

$\sin( \theta) = \cos( \theta )$

$\sin( \theta ) = \sin(90 \degree - \theta )$

$\theta = 90 \degree - \theta$

$2 \theta = 90 \degree$

$\boxed{\theta = 45 \degree}$