Rohan drew a line segment of length 12 cm 2 mm.then he erased a portion of it.the remaining line segment measured 5 cm 4mm.what is the length in mm of the erased line segment
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1 cm = 10mm
Therefore,
Total length of line = 122 mm
Remaining length = 54 mm
This implies,
Erased length = 122 - 54 mm
= 68 mm
= 6cm 8 mm
Therefore,
Total length of line = 122 mm
Remaining length = 54 mm
This implies,
Erased length = 122 - 54 mm
= 68 mm
= 6cm 8 mm
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0
68mm is the answer......
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