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05-03-2020
Mathematics

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In an isosceles triangle, the third angle is 12 more than each of the two congruent angles. What is the measure of each congruent angle?

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01-03-2021

Answer:

each congruent angle is 56°

Step-by-step explanation:

x + x + (x + 12) = 180

x + x + x + 12 = 180

3x + 12 = 180

-12 -12

3x = 168

/3 /3

x= 56

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