Children playground
The playground has a trapezoid shape, and the parallel sides have a length of 36 m and 21 m. The remaining two sides are 14 m long and 16 m long. Find the size of the inner trapezoid angles.
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
- right triangle
- triangle
- trapezoid
- The Law of Cosines
- The Law of Sines
- parallelogram
- goniometry and trigonometry
- sine
- cosine
Units of physical quantities:
Grade of the word problem:
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