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7. Find the value of x in the triangle. Show work to receive credit.

7. Find the value of x in the triangle. Show work to receive credit.-example-1
User Raimon
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1 Answer

6 votes

Answer:

x = 3

Explanation:

This triangle is quadrilateral, so all three angles are going to be congruent here. Since the sum of angles in a triangle is always 180 degrees, (25x - 15) must be 60.

25x - 15 = 60

Add 15 to both sides: 25x = 75

Divide both sides by 25: x = 3

User Cfnerd
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