In ΔABC, ∠B = 90° and AB : BC = 2 : 1, then value of (sinA + cotC) = ? Options: A . &nbsp$$3 + \sqrt 5 $$ B . &nbsp$$\frac{{2 + \sqrt 5 }}{{2\sqrt 5 }}$$ C . &nbsp$$2 + \sqrt 5 $$ D . &nbsp$$3\sqrt 5 $$

In ΔABC, ∠B = 90° and AB : BC = 2 : 1, then value of (sinA + cotC) = ?

Question

In ΔABC, ∠B = 90° and AB : BC = 2 : 1, then value of (sinA + cotC) = ?

Options:

A . $$3 + \sqrt 5 $$

B . $$\frac{{2 + \sqrt 5 }}{{2\sqrt 5 }}$$

C . $$2 + \sqrt 5 $$

D . $$3\sqrt 5 $$

Answer: Option B

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