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Find the value of x. Tell what theorems you used.

Find the value of x. Tell what theorems you used.-example-1
User Echelon
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Answer:

7 is isosceles so x= 55 bc the other angle is. 8 is isosceles so x= 68 and 9 is right angle all angles in a triangle add up to 180 so 180-90 /2 = 45 so x=45

User Vahe Gharibyan
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