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I need help on this please

I need help on this please-example-1

1 Answer

3 votes

Answer:

81 Degrees/Base Angle

Explanation:

x+x+18=180 1. Add x+x= 2x. 2. Subtract 18 from each side, which leaves you with 2x=162. 3. Divide each side by 2, that gives you a final answer of x=81

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