Question

the floor of an office buildings consists of 200 rhombus shaped tiles and each of its length of the diagonal are 40 cm and 25 cm.find the total cost of polishing the floor at Rs 45 per sq m(1 sq.m=10000 sq.cm​

Answer 1

Answer:

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Step-by-step explanation:

Given: 200 rhombi with diagonals  and . The cost of polishing is ₹

To find: The cost of polishing the floor.

For calculation of area of 1 rhombus,

We know that area of a rhombus ,

We know that  and

Thus,

⇒

⇒

⇒

Thus, area of 200 rhombi,

⇒ ×

⇒

For calculation of the cost of polishing,

⇒  × ₹

⇒ ₹.

The total cost of polishing the floor is ₹.