`1.  Diagonal of an isosceles trapezoid if you know sides (leg and bases)  `

,      -  bases

-  leg (lateral side)

-  diagonal

Find the diagonal of an isosceles trapezoid if given all sides (  ) :

`2.  Diagonal of an isosceles trapezoid using the law of cosines  `

,      -  bases

-  leg (lateral side)

-  diagonal

,      -  angles  at the base

Calculate the diagonal of a trapezoid if given base, lateral side and angle between them (  ) :

`3.  Diagonal of an isosceles trapezoid if you know height, midsegment, area of a trapezoid and angle between the diagonals    `

,      -  bases

-  diagonal

,      -  angles between the diagonals

- height

- midsegment

- area

Calculate the diagonal of a trapezoid if given height, midsegment, area of a trapezoid and angle between the diagonals  (  ) :

* It is true in this case:

`4.  Diagonal of an isosceles trapezoid if you know height, sides and angle at the base  `

- lower base

- upper base

-  leg (lateral side)

-  diagonal

-  angle at the base

- height

Calculate the diagonal of a trapezoid if given height, sides and angle at the base  (  ) :