Find the area of given quadrilateral."

Four vertices of a quadrilateral are (-5,-5), (2,-4), (3,2) and (-2,3). Find the area of the quadrilateral.

Area of the quadrilaterals formed by joining the mid points of the adjacent sides of a quadrilateral is________ the area of given quadrilateral.

If the mid-point of the sides of a quadrilateral are joined in order, prove that the area of the parallelogram so formed will be half of the area of the given quadrilateral.

The co-ordinates of the vertices of a quadrilateral are (3,-2)(6,2)(4,3) and (-1,0) resp.Find the area of the quadrilateral.

The vertices of a quadrilateral are situated at foci and the extremities of the minor axis of the ellipse 4x^2+9y^2=36 . Find the area of the quadrilateral.

A diagonal of a quadrilateral is 30 cm in length and the lengths of perpendiculars to it from the opposite vertices are 6.8 cm and 9.6 cm. Find the area of the quadrilateral.

A diagonal of a quadrilateral is 26 cm and the perpendiculars drawn to it from the opposite vertices are 12.8 cm and 11.2 cm. Find the area of the quadrilateral.

A quadrilateral has a diagonal of 26 cm. The lengths of perpendiculars on this diagonal from opposite vertices is 13 cm and 7 cm. Find the area of this quadrilateral.

Find the area of these quadrilaterals.

Find the area of these quadrilaterals.