Parallelogram 65334
In a parallelogram, the sum of the lengths of the sides a+b = 234. The angle subtended by the sides a and b is 60°. The diagonal size against the given angle of 60° is u=162. Calculate the sides of the parallelogram, its perimeter, and its area.
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- algebra
- quadratic equation
- equation
- planimetrics
- triangle
- diagonal
- The Law of Cosines
- parallelogram
- goniometry and trigonometry
- sine
- cosine
Units of physical quantities:
Grade of the word problem:
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