Piyush formed a larger cube from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube?

A kite in the shape of a square with a diagonal 32 cm attached to an equilateral triangle of the base 8 cm. Approximately how much paper has been used to make it? (Use √3 = 1.732)

If the diagonals of two squares are in the ratio of 2: 5, their area will be in the ratio of

The diagonal of a square A is (a+b). The diagonal of a square whose area is twice the area of square A, is

If the radius of a circle is increased by 15% its area increases by _____.

The total area of a circle and a square is 5450 cm². The diameter of the circle is 70 cm. What is the difference between the circumference of the circle and the perimeter of the square?

A wire is in the form of a circle of radius 98 cm. A square is formed out of the wire. What is the approximate length of a side of the square?

A rectangle has an area 30 cm² and perimeter 26 cm. Its sides (in cm) are