soph28
soph28 soph28
  • 07-02-2017
  • Mathematics
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Can someone please help me with 17-21 I don't understand them it's worth 15 points

Can someone please help me with 1721 I dont understand them its worth 15 points class=

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Dabber
Dabber Dabber
  • 07-02-2017
17. Complementary: 58 Supplementary: 148
18. Complementary: 13 Supplementary: 103
19. Complementary: 4.1 Supplementary: 94.1
20. Complementary: 47.7 Supplementary: 137.7
21. Complementary: 83.9 Supplementary: 173.9
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