STD IX - Maths (III)

The side of a rhombus is 29 cm. If the length of one of its diagonal is 42 cm, the length of the other diagonal is

The area of a right angled triangle is 3000 sq cm. If the base of the triangle exceeds the altitude by 70 cm, then the dimensions of the triangle are

The sides of a triangle are 50 cm, 78 cm and 112 cm. The smallest altitude is

The sides of a triangular field are 325 m, 300 m and 125 m. Its area is

Two sides of a triangle are 13 cm and 14 cm and its semi perimeter is 18 cm. Then the third side of the triangle is

The sides of a triangular park are in the ratio 25:17:12 and its perimeter is 540 m. The smallest side of the park is

The area of a rhombus is 96 sq cm. If one of its diagonal is 16 cm, then the length of the other side is

The parallel sides of a trapezium are 45.8 cm and 81.2 cm and the distance between them is 22 cm. The area of the trapezium is

The difference of semi perimeter and the sides of triangle ABC are 8 cm, 7 cm and 5 cm respectively. Its semi perimeter is

The base of a right triangle is 15 cm and its hypotenuse is 25 cm. Then its area is