Respuesta :

branaej

Answer:

The connection between DB and D2 is DB and D2 are equal. To find the connection between D2 and DB. The sum of three angles of the triangle is 180°. (I hope this can help:)

Step-by-step explanation:

wolfyn001

Answer:

Sample Response: The sum of the measures of the interior angles of a triangle is 180°. m∠B + 50 + 65 = 180, so m∠B = 65°. The sum of adjacent angles forming a straight line is also 180°. m∠2 + 50 + 65 =180, so m∠2 = 65°. The angles are congruent.

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