The bases
The bases of the isosceles trapezoid ABCD have 10 cm and 6 cm lengths. Its arms form an angle α = 50˚ with a longer base. Calculate the circumference and area of the ABCD trapezoid.
Correct answer:
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Calculation of an isosceles triangle.
See also our trigonometric triangle calculator.
Calculation of an isosceles triangle.
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
- right triangle
- area of a shape
- perimeter
- triangle
- trapezoid
- goniometry and trigonometry
- cosine
- tangent
Units of physical quantities:
Grade of the word problem:
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