1. Median of an isosceles trapezoid (also known as midline or midsegment) if you know bases
, 
- bases
- midline
Find the midline of a trapezoid if given bases ( 
) :
) :
2. Median of an isosceles trapezoid (also known as midline or midsegment), if you know base, height and angles at the base
- lower base
- upper base
- leg (lateral side)
- angle at the base
- height
- midline
Find the median of a trapezoid if given base, height and angles at the base ( ) :
) :
3. Median of an isosceles trapezoid (also known as midline or midsegment), if you know diagonal, height and angle between the diagonals
- diagonal
, 
- angles between the diagonals
- height
- midline
Find the median of a trapezoid if given diagonal, height and angle between the diagonals ( ) :
) :
4. Median of an isosceles trapezoid (also known as midline or midsegment), if you know area of a trapezoid and height or lateral side and angle at the base
- areaof a trapezoid
- leg (lateral side)
- height
- angle at the base
- midline
Find the median of a trapezoid if given area of a trapezoid and height or lateral side and angle at the base ( ) :
) :
