Question

Q21.The floor of a building consists of 2000 tiles which are rhombus shaped and each of its diagonals are 40cm and 25cm in length. Find the total area of the floor in sq. metres​

Answer 1

Answer:

₹ 500

Step-by-step explanation:

Area of each title = 1 2 12 x d1 x d2 sq. units  = 1 2 12 x 40 x 25 cm = 500 cm  ∴ Area of 2000 titles = 500 x 20,000 = 10,000 cm  = 100 m2 Cost of polishing 1 m2 = Rs 5 ∴ Cost of polishing 100 m2 = 5 x 100 = Rs 500