Cross-section 17871
The road embankment has a cross-section of an isosceles trapezoid with bases 16 m and 10 m long and with arms 5 m long. How many cubic meters of soil is in the 400 meters long dam?
Correct answer:

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Calculation of an isosceles triangle.
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Calculation of an isosceles triangle.
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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
- arithmetic
- square root
- planimetrics
- Pythagorean theorem
- right triangle
- area of a shape
- triangle
- trapezoid
- numbers
- fractions
Units of physical quantities:
Grade of the word problem:
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