In the figure above ( not to scale ), ABCD is a rectangle, E is the mid - point of CD. If CD=24 cm and AD=5 cm, then find the perimeter of `DeltaABE`.

In a rectangle ABCD, E is the mid point of AB. If AB = 16 cm and AD = 6 m, find ED.

Rectangle ABCD is formed in a circle as shown in Fig. 9.12. If AE = 8 cm and AD = 5 cm, find the perimeter of the rectangle.

In the following figure (not a scale ) ABCD is a rectangle , BC =24 cm, DP=10 cm and CD=15 cm Then, AQ and CQ respectively are _________.

In the given figure,ABCD is a rectangle; E and F are the mid-points of the sides BC and CD respectively.What is the ratio of the area of Delta AEF and that of Delta ECF?

In the figure given above, the area of rectangle ABCD is 100 square cm, O is any point on AB and CD = 20 cm. Then the area of triangle COD ia

In the given figure,ABCD is a rectangle and P is a point on DC such that BC=24 cm, DP = 10 cm, and CD=15 cm .If AP produced intersect BC produced at Q. then find the length of AQ.

In the given figure, /_B= 90^(@) . If AE= CD= 13 cm and BE= AD= 5 cm, then find BC.

In the given figure,ABCD is a rectangle in AB-40cm and BC=25cm. If P,Q,R,S be the mid-points of the sides AB,BC,CD and DA respectively,find the area of the shaded region.