Cosine
Cosine and sine theorem:
Calculate all missing values from triangle ABC.
c = 2.9 cm; β = 28°; γ = 14° α =? °; a =? cm; b =? cm
Calculate all missing values from triangle ABC.
c = 2.9 cm; β = 28°; γ = 14° α =? °; a =? cm; b =? cm
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
- expression of a variable from the formula
- planimetrics
- triangle
- The Law of Cosines
- The Law of Sines
- goniometry and trigonometry
- sine
- cosine
Units of physical quantities:
Grade of the word problem:
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