# Trapezoid MO

The rectangular trapezoid ABCD with the right angle at point B, |AC| = 12, |CD| = 8, diagonals are perpendicular to each other.

Calculate the perimeter and area of the trapezoid.

Calculate the perimeter and area of the trapezoid.

### Correct answer:

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#### You need to know the following knowledge to solve this word math problem:

**algebra**- quadratic equation
- equation
**arithmetic**- square root
**planimetrics**- Pythagorean theorem
- right triangle
- area of a shape
- perimeter
- triangle
- trapezoid
- diagonal
**basic functions**- reason
**numbers**- fractions
**goniometry and trigonometry**- sine
- cosine
- tangent
- arctangent
- arcsine
- arccosine

#### Units of physical quantities:

#### Grade of the word problem:

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