Circumference 66134
The isosceles trapezoid ABCD has an area of 36 cm2. One of its bases is two times longer than the other. Height is 4 cm. Calculate the circumference of the trapezoid.
Correct answer:

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You need to know the following knowledge to solve this word math problem:
- algebra
- equation
- system of equations
- expression of a variable from the formula
- arithmetic
- square root
- planimetrics
- Pythagorean theorem
- area of a shape
- perimeter
- trapezoid
- numbers
- fractions
Units of physical quantities:
Grade of the word problem:
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