tanθ=oppadj=34\tan \theta = \frac{\text{opp}}{\text{adj}} = \frac{3}{4}tanθ=adjopp=43
hyp2=opp2+adj2\text{hyp}^2 = \text{opp}^2 + \text{adj}^2hyp2=opp2+adj2
hyp=32+42\text{hyp} = \sqrt{3^2 + 4^2}hyp=32+42
= 5
sinθ=35;cosθ=45\sin \theta = \frac{3}{5}; \cos \theta = \frac{4}{5}sinθ=53;cosθ=54
sinθ+cosθ=35+45\sin \theta + \cos \theta = \frac{3}{5} + \frac{4}{5}sinθ+cosθ=53+54
= 75=125\frac{7}{5} = 1 \frac{2}{5}57=152
