If ABCD is a square and the area of `Delta AFG` is 10, then what is the area of `Delta AEC` ?

In the figure, ABCD is a rectangle, and the area of Delta ACE is 10. What is the area of the rectangle?

In the figure, ABCD is a rectangle, and the area of quadrilateral AFCE is equal to the area of Delta ABC . What is the value of x?

The sides AD, BC of a trapezium. ABCD are parallel and the diagonals AC and BD meet at O. If the area of triangle AOB is 3 cm and the area of triangle BDC is 8 cm2, then what is the area of triangle AOD?

In the figure, ABCD is a rectangle and AF is parallel to BE. If x = 5, and y = 10, then what is the area of Delta AFD ?

The side of an equilateral triangle is equal to the diagonal of the square. If the side of the square is 12 cm, then what is the area of the equilateral triangle?

In the figure the area of triangle APB is 25 square centimetres. What is the area of triangle ABC ? What is the area of rectangle ABCD?

The diagonals of a cyclic quadrilateral ABCD intersect at P and the area of the triangle APB is 24 square cm. If AB = 8 cm and CD = 5 cm, then what is the area of the triangle CPD ?