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Hey could anyone explain how to answer this kind of question? Or just solve and show what you did! Thank you!

Hey could anyone explain how to answer this kind of question? Or just solve and show-example-1
User Sarabjit
by
7.4k points

1 Answer

4 votes

Explanation:

  • 9x-3=60°{each angle of equilateral triangle is 60°}
  • 9x=60+3
  • x=63/9
  • x=7

so,

  • 9x-3
  • 9×7-3
  • 63-3
  • 60°

hope it helps.

User Jamesla
by
7.0k points