Question

the floor of building consists of 3000 tiles which are Rhombus shaped and each of its diagonal of 45 cm and 30 cm find the total cost of polishing the floor if the cost per metre square is rupees four ​

Answer 1

Step-by-step explanation:

area area of one rhombus tile=diagonal 1 into diagonal 2.

=45×30

=1350cm.sq

area of 3000 tiles=3000×1350

=4050000cm.sq

=405m.sq

cost of polishing floor per metre square is rupees four

therefore cost of polishing 405 metre square will be

405 x 4

=rs1620

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