Parallelogram - area
Calculate the area of the parallelogram if a = 57cm, the diagonal u = 66cm, and the angle against the diagonal is beta β = 57°43'
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- planimetrics
- right triangle
- area of a shape
- triangle
- The Law of Sines
- parallelogram
- goniometry and trigonometry
- sine
- arcsine
Units of physical quantities:
Grade of the word problem:
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