10-6 Trigonometric Ratios

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Presentation transcript:

10-6 Trigonometric Ratios Learning Target: * I can find and use trigonometric ratios

SOH-CAH-TOA SOH: sin 𝑥= 𝑂𝑝𝑝𝑜𝑠𝑖𝑡𝑒 𝐻𝑦𝑝𝑜𝑡𝑒𝑛𝑢𝑠𝑒 CAH: cos 𝑥= 𝐴𝑑𝑗𝑎𝑐𝑒𝑛𝑡 𝐻𝑦𝑝𝑜𝑡𝑒𝑛𝑢𝑠𝑒 TOA: tan 𝑥= 𝑂𝑝𝑝𝑜𝑠𝑖𝑡𝑒 𝐴𝑑𝑗𝑎𝑐𝑒𝑛𝑡 Learning Target: * I can find and use trigonometric ratios

Problem 1: Finding Trigonometric Ratios What are the sin⁡𝑇, cos⁡𝑇, and tan⁡𝑇? Learning Target: * I can find and use trigonometric ratios

What are the sin⁡𝐺, cos⁡𝐺, and tan⁡𝐺? Learning Target: * I can find and use trigonometric ratios

Problem 2: Finding a Trigonometric Ratio What is the value of the expression? Round to the nearest ten-thousandth. cos 55 Learning Target: * I can find and use trigonometric ratios

What is the value of the expression What is the value of the expression? Round to the nearest ten-thousandth. sin 80 tan 45 cos 15 Learning Target: * I can find and use trigonometric ratios

Problem 3: Finding a Missing Side Length To the nearest tenth, what is the value of w in the triangle below? Learning Target: * I can find and use trigonometric ratios

To the nearest tenth, what is the value of w in the triangle below? Learning Target: * I can find and use trigonometric ratios

Problem 4: Finding the Measure of Angles Learning Target: * I can find and use trigonometric ratios

Learning Target: * I can find and use trigonometric ratios

Learning Target: * I can find and use trigonometric ratios

Learning Target: * I can find and use trigonometric ratios