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Which equation could be used to find the value of x in the triangle below?

1x + 12
28-29
X + 5
O A
4x - 12 = 180
4x = 12
2x + 17 = 180
D
x + 12 = 3x - 24

Which equation could be used to find the value of x in the triangle below? 1x + 12 28-29 X-example-1

1 Answer

5 votes

Answer:

  • 4x - 12 = 180

Explanation:

Sum of the angles of triangle equals 180

  • x + 12 + 2x - 29 + x + 5 = 180

Simplified

  • 4x - 12 = 180
User Kelvin Sherlock
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