The Pythagorean theorem $ ext{hyp}^2 = ext{opp}^2 + ext{adj}^2$ leads directly to which trigonometric identity?

Question

The Pythagorean theorem $	ext{hyp}^2 = 	ext{opp}^2 + 	ext{adj}^2$ leads directly to which trigonometric identity?

Accepted Answer

$\sin^2	heta + \cos^2	heta = 1$

Answer

$	an^2	heta = \sin	heta$

Answer

$\sec	heta = \sin	heta$

Answer

$\cot	heta = 1$

The Pythagorean theorem hyp2=opp2+adj2\text{hyp}^2 = \text{opp}^2 + \text{adj}^2hyp2=opp2+adj2 leads directly to which trigonometric identity?