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Trigonometry: "Find x, to the nearest tenth of a centimetre."

How and what formulas/etc. can I use to solve this?

Trigonometry: "Find x, to the nearest tenth of a centimetre." How and what-example-1

1 Answer

2 votes

Answer:

The rule to be use is

SOC CAH TOA

But in this we use d CAH cox there's adjacent and hypothenos here

Explanation:

The first triangle

hyp²=opp.²+adj²

62²=x²+3.5²

x²=62²-3.5²

x²=3844-12.25

x²=3831.75

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