The areas of a parallelogram and a triangle are equal and they lie on the same base. If the altitude of the parallelogram is 2 cm, then the altitude of triangle is

In the figure, the area of parallelogram PQRS is:

In the following figure, find the area of quad. ABCD.

Two parallelograms are on equal bases and between the same parallels. The ratio of their areas is

If a rectangle and a square stand on the same base and between the same parallels, then the ratio of their areas is

In a parallelogram ABCD, AB = 8 cm. The altitudes corresponding to sides AB and AD are respectively 4 cm and 5 cm. Find measure of AD.

If the area of parallelogram (shown in figure) is 80 cm² , then find area of \(\Delta \) ADP.

ABCD is a parallelogram with area 80 sq. cm. The diagonals AC and BD intersect at O. P is the midpoint of OA. Calculate ar(\(\Delta\) BOP)

In the figure, PS||QR, Show that ar(\(\Delta \)ROS) = ar(\(\Delta \)POQ).

In given figure, ABCD is a parallelogram and BE\(\bot \)AD. If BE=14 cm and AD=8 cm, find the area of \(\Delta \)DBC.

Which of the following figures lie on the same and between the same parallels.In such a case, write the common base and the two parallels.

In figure, ABCD is a parallelogram, \(AE\bot DC\)and \(CF\bot AD\). If AB = 16cm, AE = 8 cm and CF = 10 cm, find AD.

ABCD is a' trapezium with AB || DC A line parallel to AC intersects AB at X and BC at Y. Prove that ar(\(\Delta \) ADX) = ar(\(\Delta \) ACY)

In the given figure, AB 11DC. Show that ar(BDE) = ar(ACED).
     
 

In the given figure, ABED is a parallelogram in which DE = EC. Show that: area (ABF) = area (BEC).

ABCD is a parallelogram whose diagonals intersect at o. If P is any point on BO, prove that
(i) ar(\(\Delta \)ADO) =  ar(\(\Delta \) CDO)
(ii) ar(\(\Delta \)ABP) = ar(\(\Delta \) CBP)

PQRS is a parallelogram and O is a point in the interior of the parallelogram. Show that ar(POS) + ar(QOR)=\(\frac { 1 }{ 2 } ar(PQRS)\).

In the given figure ABCD and AEFD are two parallelograms. Prove that ar(\(\Delta\)PEA)=ar(\(\Delta\)QFD).