In the following figure, `AE = EB, BD = 2DC`. Whatis the ratio of the areas of `PED and ABC ?`

In the adjoining figure, DE||BC and AD=1 cm,BD=2 cm.What is the ratio of the area of triangleABC to the area of triangleADE ?

In the adjoining figure,DE is parallel to BC and AD=11m,BD=2cm. What is the ratio of the area of ABC to the area of ADE?

Use the following figure to find : AE, if BD = 4.1 cm.

In the following figure, angle ABC =90^@ , AD=15 and DC=20 .If BD is the bisector of angle ABC , What is the perimeter of the triangle ABC?

In the given figure ABC is a triangle in which 3AD = CD and E lies on BD, DE = 2BE. What is the ratio of area of DeltaABC and area of DeltaABE ?

In Fig.4.170,ABCD is a trapezium in which ABDC and AB=2DC. Determine the ratio of the areas of AOB and COD.( FIGURE )

A triangle ABC is such that AD is perpendicular to BC and E is a point on DC. Also. Given that BD= 2 cm, DE = 4 cm, and EC = 8 cm. Find the ratio of the areas of Delta ABC , Delta ADE and Delta AEC.

In the following figure , if AG:GD=3:4 and BD:DC=4:7 and AE=15 cm then find the length of EC (in cm).

Delta ABC and Delta BDE are two equilateral triangles and BD = DC . Find the ratio between areas of Delta ABC and Delta BDE .

In Delta ABC, the perependicular from A BC meets BC at D such that BD =7 cm and DC = 12 cm. Find the ratio of the areas of the triangles ABD and ADC.