30Oct

What is Trigonometry ?

Trig, in the lowest form, is using various ratios that are pre-recorded into your calculator as lists to find the lengths of various sides of a trinagle based on one of the angle’s values.

Think of Trig like the Pythagorean Theorem on steroids. No longer do you need two of the sides of a triangle, now an angle and one side will do to find Everything else about the Traingle.

Trigonometry-example

This is the “standard” triangle that is used for basic trigonometry problems. You need to remember that the sides a, b and c are each opposite from their respective angels A B and C. You also should remember that angle C is a right angle (90 degrees) and side c is the hypotenuse which is the longest side.

Well, what’s next?

To continue, click one of the links below. Start with “Trigonometry: The Ratios”.

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