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Fill in the blanks with right answer:
 
CentimetreMeasurementFootspanMetric system
\(2000\ \)\(m\)CubitYardSecond
Platinum-iridium alloyOdometerAngul\(20000\ \)\(m\)
 
1The measurement using the foot is called.
 
2. is the distance between the end of the outstretched arm and the chin.