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Learning Goal: Develop understanding of when to use the Pythagorean Theorem, Trigonometry, or Special Right Triangle properties to solve problems.

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Classwork

• Estimation – Circle Dot
• Warm Up
• Comparing Methods (inspired by Geoff Krall)
• Spiraling Practice

 Standards

• Common Core
  • HSG.SRT.C.8 – Use trigonometric ratios and the Pythagorean Theorem to solve right triangles in applied problems.
• TEKS
  • G.9(A) – determine the lengths of sides and measures of angles in a right triangle by applying the trigonometric ratios sine, cosine, and tangent to solve problems
  • G.9(B) – apply the relationships in special right triangles 30°-60°-90° and 45°-45°-90° and the Pythagorean theorem, including Pythagorean triples, to solve problems