Bordeom
Bordeom Bordeom
  • 14-03-2018
  • Mathematics
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Help please


On the number line below length AB=

Help please On the number line below length AB class=

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MarkV
MarkV MarkV
  • 14-03-2018
AB = 29

We can split the line into two parts and then we see the distance from -8 to 0 equals 8 (in mathematical language |-8| = 8). The distance from 0 to 21 is obviously 21. Therefore the total length equals the sum of the numbers above and is 21 + 8 = 29.
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