Final: Every Triangle
Part of the Triangles Without Right Angles section of Coddy's Trigonometry journey. Lesson 34 of 37.
In triangle ABC, the angle at A is 28°, BC = 11 cm and AC = 20 cm. The question asks for every triangle these measurements allow.
Challenge
In triangle ABC, the angle at A is 28°, BC = 11 cm and AC = 20 cm. The question asks for every triangle these measurements allow.
Find every possible angle θ at B, to two decimal places, and press Check.
Try it yourself
Use the figure to find theta
Test yourselfThis lesson includes a short quiz. Start the lesson to answer it and track your progress.
All lessons in Triangles Without Right Angles
7Bearings and Navigation
Reading BearingsTwo Ships From PortTurning Off CourseFinding a Course AngleRecap: Ships at Sea8Final Challenges
Final: Across the CanyonFinal: Every TriangleFinal: A Plot of LandFinal: Ship and PlaneFinal: The Largest Angle