A rhombus shaped sheet with perimeter 40cm and one diagonal 12cm is painted on both sides of the rate ruppees 6per m² find the cost of painting
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side 10 cm and half of one diagonal is 6 cm
the half of other diagonal is 8 cm(pythagorad)
area = 1/2 × d1 × d2 = 1/2 × 16×12 = 96
cost = 6× (96×2) as painted both sides
the half of other diagonal is 8 cm(pythagorad)
area = 1/2 × d1 × d2 = 1/2 × 16×12 = 96
cost = 6× (96×2) as painted both sides
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