a rectangular room of dimension 8 metre into 6 m into 3 M is to be painted.if it cost rupees 60 per square metre, find the cost of painting the wall of the room
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l = 8m
b = 6m
h = 3m
Area of four walls = 2 (bh + hl)
= 2 [ 6×3 + 3×8 ]
= 2 [ 18 + 24 ]
= 2 (42)
= 84 sq. m
Cost of painting 1 sq. m = 60 rs
Cost of painting 84 sq. m
= Rs 84 × 60
= 5040
Hope it helps.
If you satisfied mark it brainliest.
b = 6m
h = 3m
Area of four walls = 2 (bh + hl)
= 2 [ 6×3 + 3×8 ]
= 2 [ 18 + 24 ]
= 2 (42)
= 84 sq. m
Cost of painting 1 sq. m = 60 rs
Cost of painting 84 sq. m
= Rs 84 × 60
= 5040
Hope it helps.
If you satisfied mark it brainliest.
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