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Question Number 171132 by cortano1 last updated on 08/Jun/22

Answered by kapoorshah last updated on 08/Jun/22

$$PA=(-3,-4)$$$$PT=(-1,-4)$$$$\cos \theta =\frac{PA.PT}{\mid PA\mid .\mid PT\mid }$$$$=\frac{3+16}{5.\sqrt{17}}$$$$=\frac{19}{5\sqrt{17}}$$$$\sin \theta =\frac{8}{5\sqrt{17}}$$$$=\frac{8\sqrt{17}}{85}$$$$$$$$$$$$$$$$$$$$$$

Commented by kapoorshah last updated on 08/Jun/22

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