https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-unknown-angle-algebra/v/solving-for-unknown-angles 2021-06-30T20:49:36Z Find measure of vertical angles Given two intersecting lines and the measure of vertical angles, watch as we solve to find the measure of the remaining angles. Sal Khan video https://cdn.kastatic.org/googleusercontent/aVtKOvsU7rYr4KI8sI7tUP5co9nEpd15S4VLQ6hs_JtVsqmXaVC9aH5NkgcqZDDZY5hIQgXoHrnf_leKfDF1CXw Find measure of vertical angles Given two intersecting lines and the measure of vertical angles, watch as we solve to find the measure of the remaining angles. https://cdn.kastatic.org/ka-youtube-converted/TOobWKx1xe0.mp4/TOobWKx1xe0.mp4 180 Missing angle problems https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-unknown-angle-algebra/e/find-missing-angles 2024-10-29T20:09:48.58324612Z Finding missing angles Practice using knowledge of vertical, complementary, and supplementary angles to find a missing angle. Ben exercise https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-unknown-angle-algebra/v/pie-splitting 2021-06-30T20:49:34Z Find measure of angles word problem Solve this word problem to find the measure of angles. In this example you'll split up a pie (don't forget to share!) Sal Khan video https://cdn.kastatic.org/googleusercontent/NF2Hn47IbVi6iwaWugSirTGwa2ARCtvwm-ToKqK-iFCd8lNH-cD1EAtt50vcLDpTmo-cX0LQsO6O_ZAoDGHxnxLXUA Find measure of angles word problem Solve this word problem to find the measure of angles. In this example you'll split up a pie (don't forget to share!) https://cdn.kastatic.org/ka-youtube-converted/3u9Ux29MSXE.mp4/3u9Ux29MSXE.mp4 274 Missing angle problems https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-unknown-angle-algebra/v/example-using-algebra-to-find-measure-of-complementary-angles 2021-06-30T20:49:37Z Equation practice with complementary angles Given the algebraic expressions that represent a pair of complementary angles, learn how to form and solve an equation to find an unknown angle. Sal Khan video https://cdn.kastatic.org/googleusercontent/tqO919PQWAS6m8rdwrHXpEYlzNlnV2-P1dlLv-oOnCJa1p3iGrQZMUkEf29-NGK1pVTjZYSQcFWhXnZZOskiSAM Equation practice with complementary angles Given the algebraic expressions that represent a pair of complementary angles, learn how to form and solve an equation to find an unknown angle. https://cdn.kastatic.org/ka-youtube-converted/XDOH9Ul2OOM.mp4/XDOH9Ul2OOM.mp4 153 Missing angle problems https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-unknown-angle-algebra/v/example-using-algebra-to-find-measure-of-supplementary-angles 2021-06-30T20:49:33Z Equation practice with supplementary angles Given the algebraic expressions that represent a pair of supplementary angles, Sal forms and solves an equation. Sal Khan video https://cdn.kastatic.org/googleusercontent/2X5givzb749rbpau6B-QXAfu_Kben97V7YExvS5UpEEBZVD3fV2x96ys4RtIf7d3qZPILxE4Gic7TrUhxmnxSTsE Equation practice with supplementary angles Given the algebraic expressions that represent a pair of supplementary angles, Sal forms and solves an equation. https://cdn.kastatic.org/ka-youtube-converted/zNtbi4OJs9I.mp4/zNtbi4OJs9I.mp4 157 Missing angle problems https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-unknown-angle-algebra/v/using-algebra-to-find-the-measures-of-vertical-angles 2021-06-30T20:49:35Z Equation practice with vertical angles Given algebraic expressions that represent a pair of vertical angles, Sal forms and solves an equation. Sal Khan video https://cdn.kastatic.org/googleusercontent/Gh7SigNt-CCE5Ael9PmCBfgxAzXrK64Ze2JYOuSzR-mkG84Uum_0a3J8p6aSZOVPAEynZPGYg1ag9NV9jFO3HcEW Equation practice with vertical angles Given algebraic expressions that represent a pair of vertical angles, Sal forms and solves an equation. https://cdn.kastatic.org/ka-youtube-converted/2CZrkdtgeNU.mp4/2CZrkdtgeNU.mp4 154 Missing angle problems https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-unknown-angle-algebra/e/create-equations-to-solve-for-missing-angles 2024-10-29T20:09:48.58324612Z Create equations to solve for missing angles Use understanding of vertical, complementary, and supplementary angles to set up an appropriate equation to solve for a missing angle measure. Lindsay exercise https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-geometry/cc-7th-unknown-angle-algebra/e/solving-for-unknown-angles 2026-04-08T00:16:02.937952483Z Unknown angle problems (with algebra) Practice setting up algebraic equations to solve unknown angle problems. jenoverholt exercise