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Trig Ratios and the 30 degree angle

Author:Rosalie83
Topic:Ratios, Triangles
Using your calculator, calculate sin 30, cos 30 and tan 30 to 5 decimal places. Change the size of the triangle and use the side lengths of the right-angled triangle to calculate each trig ratio. Compare your ratio to the calculator input value of sin 30, cos 30 and tan 30.

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