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3. Two vertical angles measures (5x - 4) and (2x + 11). Find the measure of the angles.​

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Raybreslinviz

Answer:

21°

Step-by-step explanation:

Vertical Angles are congruent, meaning their measurements are equal. So,

5x - 4 = 2x + 11

5x - 2x = 11 + 4

3x = 15

x = 5

substituting the value of x, we can get

5(5) - 4

= 25 - 4

= 21°

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