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Find the measure of angle a

Find the measure of angle a-example-1
User Wang Yi
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2 Answers

1 vote
What’s upppppppppppppppppppoppppppppp
User John Scolaro
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4 votes
180=(7x+5)+(9x+5)+90
180=(7x+9x)+100
180=16x+100
16x=180-100
16x=80
X=80/16
X=5



Now put it into the formula

Ps. Lowercase x=times symbol

(7x5)+5
35+5
40
User Erfan HosseinPoor
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5.7k points