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  • 02-07-2021
  • Mathematics
contestada

Triangle ABC has perimeter 20 cm.
AB = 7 cm.
BC = 4 cm.
By calculation, deduce whether triangle ABC is a right-angled triangle

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  • 02-07-2021

Answer: 28.

Step-by-step explanation: Because if you times 7 and 4 you get 28.

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