Q241 If the sides of a triangle are 26 cm, 24 cm and 10 cm, what is its area?

Q242 The perimeter of a triangle is 28 cm and the inradius of the triangle is 2.5 cm. What is the area of the triangle?

Q243 Find the area of trapezium whose parallel sides are 20 cm and 18 cm long, and the distance between them is 15 cm.

Q244 Find the area of a parallelogram with base 24 cm and height 16 cm.

Q245 The ratio of the length and the breadth of a rectangle is 4 : 3 and the area of the rectangle is 6912 sq cm. Find the ratio of the breadth and the area of the rectangle?

Q246 A wire in the form of a circle of radius 3.5 m is bent in the form of a rectangle, whose length and breadth are in the ratio of 6 : 5. What is the area of the rectangle?

Q247 A cube of side one meter length is cut into small cubes of side 10 cm each. How many such small cubes can be obtained?

Q248 The radius of a wheel is 22.4 cm. What is the distance covered by the wheel in making 500 revolutions?

Q249 The ratio of the volumes of two cubes is 729 : 1331. What is the ratio of their total surface areas

Q250 An order was placed for the supply of a carpet whose length and breadth were in the ratio of 3 : 2. Subsequently, the dimensions of the carpet were altered such that its length and breadth were in the ratio 7 : 3 but were was no change in its perimeter. Find the ratio of the areas of the carpets in both the cases.