Curated and Reviewed by
Right Triangle Ratios
In this right triangles worksheet, students fill out a chart for right triangles in sine, cosine, and tangent and complete word problems. Students complete 5 problems total.
31 Views 27 Downloads
- This resource is only available on an unencrypted HTTP website. It should be fine for general use, but don’t use it to share any personally identifiable information
- Folder Types
- Activities & Projects
- Graphics & Images
- Handouts & References
- Lab Resources
- Learning Games
- Lesson Plans
- Primary Sources
- Printables & Templates
- Professional Documents
- PD Courses
- Study Guides
- Performance Tasks
- Graphic Organizers
- Writing Prompts
- Constructed Response Items
- AP Test Preps
- Lesson Planet Articles
- Interactive Whiteboards
- Home Letters
- Unknown Types
- All Resource Types
- Show All
See similar resources:
Special Right Triangles and Right Triangle TrigonometryLesson Planet
Right triangles are so special! Use special right triangles to discover the trigonometric ratios. Pairs construct special right triangles and find the values of the ratios of the sides. In the process, they discover the ratios stay the...
9th - 11th Math CCSS: Adaptable
Special Relationships Within Right Triangles—Dividing into Two Similar Sub-TrianglesEngageNY
Why are right triangles so special? Pupils begin their study of right triangles by examining similar right triangles. Verifying through proofs, scholars recognize the three similar right triangles formed by drawing the altitude. Once...
9th - 10th Math CCSS: Designed
Special Right Triangle 45-45-90: LessonLesson Planet
Square roots connect squares and right triangles. Using the Pythagorean Theorem, the video shows the relationship between the sides and hypotenuse of a 45-45 right triangle. The portion of a larger geometry playlist applies the...
4 mins 8th - 11th Math
How Do You Find a Missing Side of a Right Triangle Using Cosine?Lesson Planet
Trigonometry? What's trigonometry. Well, something to do with triangles, right? Right! Right triangles! In this problem, find the missing length of one of the sides. So set this up as a ratio: cosine(A) = adjacent side length divided by...
5 mins 6th - 11th Math
Pythagorean Theorem for Solving Right Triangles: Solving the TriangleLesson Planet
Observe the change in the trigonometric ratios as angles vary. An interactive provides the values of trigonometric ratios for both acute angles in a right triangle. Pupils create a right triangle to match given criteria and find the...
9th - 12th Math CCSS: Adaptable
Special Triangle Ratios: Special Right Triangle RatiosLesson Planet
Go from one side length to any other side length with special right triangles. Individuals use the interactive to investigate the ratio of sides in 45-45 and 30-60 right triangles. Scholars make generalizations about the types of special...
9th - 12th Math CCSS: Designed
How Do You Find the Cosine of an Angle in a Right Triangle?Lesson Planet
What's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find cosine(A) in the given right triangle. Use the ratio of the adjacent side divided by the hypotenuse to find cos(A). The instructor...
3 mins 7th - 11th Math
How Do You Find the Tangent of an Angle in a Right Triangle?Lesson Planet
What's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find tangent(A) in the given right triangle. Use the ratio of the opposite side divided by the adjacent side to find tan(A). The...
3 mins 6th - 11th Math
How Do You Find a Missing Side of a Right Triangle Using Tangent?Lesson Planet
Identify the variables, identify the given values and use a formula to find the missing length in this right triangle problem. What formula? The tangent ratio, which is normally used to show a ratio between two sides of a right triangle,...
5 mins 6th - 11th Math