4 years ago

Enter the number that belongs in the green box.

2 answers:

5 0

<u><em>The answer is 80 </em></u>because the sum of the measures of a triangle = 180. If the measure of the angles of the triangle is 100, then all you have to do is subtract 100 by 80. Since the two triangles appear to be congruent, you can conclude that the measure of angle d is 80

Alexeev081 [22]4 years ago

4 0

Answer:

Step-by-step explanation:

m<B + 30 + 70 = 180

m<B = 80

m<D = m<B = 80

Answer: 80

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