Khan Academy
Khan Academy: Intro to the Trigonometric Ratios
Sal introduces sine, cosine, and tangent, and gives an example of finding them for a given right triangle.
Khan Academy
Khan Academy: Solving for a Side in Right Triangles With Trigonometry
Sal is given a right triangle with an acute angle of 65 degrees and a leg of 5 units, and he uses trigonometry to find the two missing sides.
PBS
Pbs: Work Keys Applied Mathematics: Level 3
Learners solve basic word problems while exploring place value and adding and subtracting numbers with decimals. Level 3 of the WorkKeys Applied Mathematics
PBS
Pbs: Work Keys Applied Mathematics: Level 4
In this video, learners solve advanced problems. Learners apply mathematical reasoning, critical thinking, and problem-solving techniques to work-related problems.