Evidence of Student Vocabulary Knowledge Skills Instructional Achievement Level Descriptors Attainment/Assessment Students: Side ratios Students know: Students understand/are EEG-SRT.6-8. N/A Given a collection of right able to: triangles, Trigonometric Techniques to construct similar ratios triangles, Accurately find the side Construct similar right ratios of triangles, triangles of various sizes for Properties of similar triangles. each right triangle given, Explain and justify relationships between the Compare the ratios of the sides side ratios of a right triangle of the original triangles to the and the angles of a right ratios of the sides of the triangle. similar triangles, The ratios of the sides of Communicate observations right triangles are dependent made about changes (or no on the size of the angles of change) to such ratios as the the triangle. length of the side opposite an angle to the hypotenuse, or the side opposite the angle to the side adjacent, as the size of the angle changes or in the case of similar triangles, remains the same, Summarize these observations by defining the six trigonometric ratios.
Evidence of Student Attainment/Assessment Vocabulary Knowledge Skills Instructional Achievement Level Descriptors Students: Given a collection of right triangles, Construct similar right triangles of various sizes for each right triangle given, Compare the ratios of the sides of the original triangles to the ratios of the sides of the similar triangles, Communicate observations made about changes (or no change) to such ratios as the length of the side opposite an angle to the hypotenuse, or the side opposite the angle to the side adjacent, as the size of the angle changes or in the case of similar triangles, remains the same, Summarize these observations by defining the six trigonometric ratios. Side ratios Trigonometric ratios Students know: Techniques to construct similar triangles, Properties of similar triangles. Students understand/are able to: Accurately find the side ratios of triangles, Explain and justify relationships between the side ratios of a right triangle and the angles of a right triangle. The ratios of the sides of right triangles are dependent on the size of the angles of the triangle. EEG-SRT.6-8. N/A
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