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I really need help on this question this is the last one
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18 votes
I really need help on this question this is the last one

I really need help on this question this is the last one-example-1
User Joshua G
by
6.0k points

2 Answers

10 votes

Answer:


86 + 32 + 3x + 5 = 180 \\ 123+ 3x = 180 \\ 3x = 57 \\ x = 19

User Jarvan
by
6.0k points
9 votes

Answer:

B. 19

Explanation:

A triangle has three angles that add up to 180°.

86 + 32 = 118°

180 - 118 = 62°

The third angle has to equal 62°.

3x + 5 = 62°

3x = 57

x = 19°

Hope that helps.

User Conradkleinespel
by
6.0k points
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