hoory87 hoory87
  • 03-08-2018
  • Mathematics
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I need an explanation please

I need an explanation please class=

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mathecoach
mathecoach mathecoach
  • 03-08-2018

∠SQR = (180 - 118)/2 = 31°

∠RQT = 90 + 31 = 121°

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