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Here is a right angled triangle work out the value of x using trigonometry

Here is a right angled triangle work out the value of x using trigonometry-example-1
User Mwibutsa Floribert
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~~~~~\sin 30^(\circ) = \frac{\text{Perpendicular}}{\text{Hypotenuse} }\\\\\\\implies \frac 12 = \frac{8}x\\\\\\\implies x = 8\cdot2\\\\\\\implies x = 16 ~ \text{cm.}

User Brian Madden
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