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What would n be? please help

What would n be? please help-example-1
User Draz
by
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1 Answer

3 votes

Answer:

n = 21 degrees

Explanation:

the second triangle is isosceles, so the angles of the base are congruent

a triangle have the sum of the interior angles equals to 180

n + n + 138 = 180

2n = 42

n = 21

User SvenK
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3.0k points