The floor of a rectangular hall has a perimeter 236 m. Its height is 4·5 m. Find the cost of painting its four walls (doors and windows be ignored) at the rate of Rs. 8.40 per square metre.
Solution:
A cuboidal fish tank has a length of 30 cm, a breadth of 20 cm and a height of 20 cm. The tank is placed on a horizontal table and it is three-quarters full of water. Find the area of the tank which is in contact with water.
Solution:
More Solutions:
- Each side of a rhombus is 13 cm and one diagonal is 10 cm. Find
- Find the area of a rhombus whose side is 6.5 cm and altitude is 5 cm.
- From the given diagram, calculate the area of trapezium ACDE
- The perimeter of a trapezium is 52 cm. Find the area of the trapezium.
- From the adjoining sketch, calculate the length AD
- Find the area of each section of the frame, if the width of each section is same.