Question

in the adjoining fig, determine : sin Alpha + sin beta
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Answer 1

Sin(alpha)=p/b

X/5-X

Sin(beta)=p/b

5-x/x

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Answer 2

Step-by-step explanation:

sin α = x/√13

sinβ = (5-x) /√13

sinα + sinβ = x/√13 + 5-x/√13

= x+5-x/√13

= 5/√13