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EleoNora [17]
3 years ago
11

Find the value of the trigonometric ratio. Simplify the ratio if possible.

Mathematics
1 answer:
sweet [91]3 years ago
3 0

Step-by-step explanation:

Given that,

BC = 8

Ac = 15

We can find AB using the pythagoas theorem.

AB=\sqrt{AC^2+BC^2}\\\\=\sqrt{15^2+8^2}\\\\AB=17

We know that,

\cos\theta=\dfrac{B}{H}, B is base and H is Hypotenuse

\cosB=\dfrac{8}{17}

Hence, this is the required solution.

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snow_tiger [21]
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