Right Triangles and Introductory Trigonometry

Right Triangles and Introductory Trigonometry

Right Triangles and Introductory Trigonometry

Learn to solve right-triangle problems using the Pythagorean Theorem, special right-triangle ratios, and basic sine, cosine, and tangent applications.

Right Triangles and Introductory Trigonometry

Paid once.

Level
Beginner
Ages
13–17
Duration
55 min
Classes
3 / Week
Weeks
2

Class Experience

A six-session preview of high school Geometry focusing on right triangles and introductory trigonometry. Students will review simplifying radicals and order-of-operations skills, apply the Pythagorean Theorem in problems, classify triangles using the converse, use 30-60-90 and 45-45-90 ratios, and practice sine, cosine, and tangent to find missing sides and angles.

Learning Outcomes

  • Apply the Pythagorean Theorem to find missing side lengths

  • Simplify radicals used in right-triangle problems

  • Use 30-60-90 and 45-45-90 ratios to solve for side lengths

  • Use sine, cosine, and tangent to find missing sides and angles

  • Recognize right-triangle topics commonly encountered in Geometry

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Meet your Instructor

Joined August, 2026

4.3

28

Reviews

20+

Years

900+

Students

With over twenty years of classroom experience teaching geometry, this educator has worked with learners across the full ability range, including students with learning challenges and high achievers. Practical strategies and multiple approaches have been developed to make challen…

Reviews

4.3

28 reviews for this class

Ratings are specific to this class, not the teacher's overall profile.

Only reviews with written feedback are shown below.

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