Question

Find cos x in the following figure

Answer 1

Cos theta=adjacent /hypotenuse

Similarly,

Cosx=BD/AB

AC=5(phythagrous triplet)

Answer 2

Answer:

$cos \: theta = \frac{adjacent}{hypotenes}$

$\huge \: similarly$

$cos(x) = \frac{bd}{ab}$

$\huge \: ac = 5$

(pythagoras triplet)

Step-by-step explanation:

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