Class: 9 Test: Heron's Formula Time: 30 Min.
1. Area of the triangles of sides 6 cm, 8cm and 10cm is ?
2. ABCD is a trapezium with parallel side 5 and 13 cm each and distance between them is 12 cm. The area of the trapezium is ?
3. In a rhombus, the diagonal are 9cm and 16 cm long,What is the area?
4. Two sides of a triangle are 11cm and 12cm and its perimeter is 33cm.The third side is ?
5. In Heron's formula semi perimeter is equal to _________________.
6. The sides of a triangle are in the ratio 3:4:5, The perimeter is 120 cm,The area of the triangle is ?
Tags:
Class: 9