Calculate 4422
Calculate the perimeter of the triangle ABC if a = 12 cm, the angle beta is 38 degrees, and the gamma is 92 degrees.
Correct answer:
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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 Sines
- basic functions
- ratio
- goniometry and trigonometry
- sine
- cosine
Units of physical quantities:
Grade of the word problem:
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