The floor of a room consists of 1500 tiles which are rhombus shaped and each of its diagonals are 40cm and 25cm in length. Find the total cost of polishing the floor, if the cost per m² is ₹4 .
Answers
Answered by
41
Answer:
Cost = Area × Rate
And Area of Rhombus = 1/2 d1× d2
1/2×40×25 =500
tiles = 500 × 1500 = 750,000 ( ar. of flore )
price = rate × ar. of flore
750000 ÷ (100)( 100) --- changing cm to m
= 75
= 75 × 4 = 300
cost of polishing is 300Rs.
Answered by
1
Answer:
₹300
Step-by-step explanation:
let, cost= area×rate
and area of rhombus =1/2d1×d 2
1/2×40×25=50
tiles=500×1500=750,000
car. of Flore
price=rate×ar.of Flore
750000÷(100)(100)----
changing custom
=75
=75×4=300
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