The sketch of the basement of a building is shown in the figure. Salman wants to lay a concrete slab in the floor of the basement. If the cost of concrete slab is Rs. 2000 per square metre, then find the total cost of laying concrete slab in the basement.
a)Rs. 360000
b)Rs. 444000
c)Rs. 408000
d)Rs. 312000
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Answered by
1
360000000000000000000000000000000000000
Answered by
0
Answer:
answer is c 408000
Step-by-step explanation:
we need to divide the figure in two parts
one triangle and one rectangle
Area of triangle = 1/2*8*6
= 24cm²
Area of rectangle = 18*10
= 180 cm²
Total area = 204cm²
Cost = 204*2000
=408000
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