Largest angle of the triangle
Calculate the largest angle of the triangle whose sides have the sizes:
2a, 3/2a, 3a
2a, 3/2a, 3a
Correct answer:
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Cosine rule uses trigonometric SAS triangle calculator.
See also our trigonometric triangle calculator.
You need to know the following knowledge to solve this word math problem:
- algebra
- system of equations
- expression of a variable from the formula
- planimetrics
- triangle
- The Law of Cosines
- The Law of Sines
- goniometry and trigonometry
- sine
- arcsine
Units of physical quantities:
Grade of the word problem:
We encourage you to watch this tutorial video on this math problem: video1
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