Question

find "sin Teta" from the above figure
AB=1
CA=2
​

Answer 1

Answer:

sin teta =

hypo =base +height

hypo =2+1

hypo =3

sin teta =3

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Answer 2

Answer:

1/$\sqrt{5}$

Step-by-step explanation:

Sin = opposite side by hypotenuse

CB = $\sqrt{ AB^2 + AC^2}$

CB = $\sqrt{5$

1/$\sqrt{5}$ is your answer