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Nancy patel

· started a discussion

· 1 Months ago

sol (Question: 367589.0 )

circle ke area ka 2/3 hota hai and perimeter ke equal

Question:

AD is the diameter of a circle with area 707 m2 and and AB = BC = CD as shown in the figure above. All curves inside the circle are semicircle with their diameters on AD. What is the cost of levelling the shaded region at the rate of Rs.63 per square metre? 

  

Options:
A)

Rs.29,700

B)

Rs.22,400

C)

Rs.14,847

D)

None of the above

Solution:

Ans: (c)

  

Hemant Jareda

· commented

· 1 Months ago

answer will be for cost of Shaded region will be 1/3(707)*63 = 14847

Hemant Jareda

· commented

· 1 Months ago

1/3 hota hai bhai. ok

Arjun Yadav

· commented

· 1 Months ago

1/3
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