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## Click here for Parent Guide with Extra Practice for Chapter 5 - Completing the Triangle Toolkit from CPM

 Chapter Objective Students will be able to… Standard(s) Help/Examples Practice 4.1.4 5.1.1 Use sine, cosine and tangent to find missing side lengths of right triangles G-SRT.8 Example: Using soh cah toaBasic trigonometry II Trigonometric ratios: sin, cos, and tanTrigonometric functions and side ratios in right triangles Trigonometry 0.5 5.1.3 Use inverse trig functions (sin-1, cos-1 and tan-1) to find missing angles of right triangles G-SRT.8 Right Triangle Trigonometry - Finding Angles (Inverse Functions)Find right triangle angle measures using inverse tangent functionFind right triangle angle measures using inverse cosine functionFind right triangle angle measures using inverse sine function 5.1.4 Apply trig functions and  inverse trig functions to real world situations G-SRT.8 Angles of Elevation and Depression Apply trigonometry and the Pythagorean Theorem in context 5.2.1 Apply short cut ratios of special right triangles (30-60-90 and 45-45-90) to find missing side lengths G-CO.10 G-SRT.8 Special Right Triangles - Part 2 (45-45-90)Special Right Triangles - Part 3 (30-60-90) 5.2.2 Recognize and apply Pythagorean triples to find missing side lengths (i.e. 3:4:5 and 5:12:13) G-SRT.8 5.3.2 Use the Law of Sines to find  missing side lengths and angles of right triangles G-SRT.10 Solve non-right triangles using Law of Sines Law of Sines 5.3.3 Use the Law of Cosines to find  missing side lengths and angles of right triangles G-SRT.10 Law of Cosines 5.3.4 ADV. GEO: Ambiguous case G-SRT.10
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