Some exact trigonometric values are equivalent. For example, \( \frac{1}{√2}\) = \( \frac{√2}{2}\). The denominator has been rationalised. To be successful with exact trigonometric values, especially ...
Interactive macro-enabled MS-Excel spreadsheet. Contents: Find exact trigonometric values for 45° using an isosceles triangle. Find exact trigonometric values for 30° & 60° using an equilateral Δ.
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