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(please help) Find m

(please help) Find m-example-1

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Answer:


m\angle MLK=78^(\circ)

Explanation:

The Base Angle Theorem states that the base angles of the two equal legs of an isosceles triangle are equal. Since there are 180 degrees in a triangle, we have:


m\angle MLK+51+51=180,\\m\angle MLK +102=180,\\m\angle MLK=\boxed{78^(\circ)}

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