Evaluation of trigonometric ratios on the plane - Mnemonic: Formative assessment

Instructions
Use the trigonometric circle and the mnemonic shown to evaluate the trigonometric ratios at the given input - values.[br][br][b]Calculators are not allowed![/b]
– Omar G. Monteagudo

Information: Evaluation of trigonometric ratios on the plane - Mnemonic: Formative assessment