Question

if sinα=1/2 and cosβ=1/2 then α+β=​

Answer 1

Answer:

$\sin \alpha = \frac{1}{2}$

$\sin \alpha = \sin 30$

$\alpha = 30$

$\cos \beta = \frac{1}{2}$

$\cos \beta = \cos60$

$\beta = 60$

$now$

$\alpha + \beta = 30 + 60$

$\alpha + \beta = 90$

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Answer 2

Answer:

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