00060114 00060114
  • 23-07-2019
  • Mathematics
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Im confused on this one also

Im confused on this one also class=

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 23-07-2019

Answer:

Reason 3: Pythagorean theorem

Reason 5: Pythagorean theorem

Reason 6: Definition of cosine

Reason 8: Substitution property of equality

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