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Help pleas, i’m fr lost
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3 votes
Help pleas, i’m fr lost

Help pleas, i’m fr lost-example-1
User Antonino Bonumore
by
5.1k points

1 Answer

3 votes

Answer:

x = 6°

Explanation:

We know that all the interior angles of a triangle sum up to 180°.

(7x+3)°+(80°)+(55°) = 180°

(7x+3)°+(135°) = 180°

(7x+3)°= 45°

7x = 42°

x = 6°

User Claus Due
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4.4k points
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