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I don’t understand what i’m doing and i need help
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I don’t understand what i’m doing and i need help

I don’t understand what i’m doing and i need help-example-1
User Mkrufky
by
8.1k points

1 Answer

3 votes

Answer: 77 degrees

Explanation:

Ratio of the angles = 5 : 7 : 9 = 5x : 7x : 9x

5x + 7x + 9x = 21x

180 = 21x

x = 180/21

Largest angle = 9x,

= 9 * 180/21

= 540/7

540/7 = 77.14285...

Which is rounded to 77 degrees :>

User Peilonrayz
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7.7k points
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