Evidence of Student Vocabulary Knowledge Skills Instructional Achievement Level Descriptors Attainment/Assessment Students: Law of Sines Students know: Students understand/are able N/A (+) EEG-SRT.9-11. Given any triangle, to: Law of Cosines The auxiliary line drawn from the Derive the Law of Sines and vertex perpendicular to the Properly label a triangle the Law of Cosines. opposite side forms an altitude of according to convention. the triangle. Perform algebraic Given any triangle, Properties of the Sine and Cosine manipulations. ratios. Use the Law of Sines or the The given information will Law of Cosines to find Pythagorean Theorem. determine whether it is unknown lengths of sides and appropriate to use the Law of measures of angles. Pythagorean Identity. Sines or the Law of Cosines. Proof is necessary to establish that a conjecture about a relationship in mathematics is always true and may provide insight into the mathematics being addressed.
Evidence of Student Attainment/Assessment Vocabulary Knowledge Skills Instructional Achievement Level Descriptors Students: Given any triangle, Derive the Law of Sines and the Law of Cosines. Given any triangle, Use the Law of Sines or the Law of Cosines to find unknown lengths of sides and measures of angles. Law of Sines Law of Cosines Students know: The auxiliary line drawn from the vertex perpendicular to the opposite side forms an altitude of the triangle. Properties of the Sine and Cosine ratios. Pythagorean Theorem. Pythagorean Identity. Students understand/are able to: Properly label a triangle according to convention. Perform algebraic manipulations. The given information will determine whether it is appropriate to use the Law of Sines or the Law of Cosines. Proof is necessary to establish that a conjecture about a relationship in mathematics is always true and may provide insight into the mathematics being addressed. EEG-SRT.9-11. N/A (+)
Geometry-Pacing-Guide-Version-3.docx