The diagram, which is not drawn to scale, shows a right-angled triangle with base 12 cm, hypotenuse $x$ cm, and a $43^\circ$ angle at the base.
(main)[3]
Find the value of $x$ by applying trigonometry.
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This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$16.4$ or $16.40$ to $16.41$” …
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