Answer: c
Step-by-step explanation:
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7 to 11 because you divide both sides by 3
The measure of angle D is 39 degrees.
Since it’s an isosceles triangle, the two unmarked angles are equal. Since you know there are 180° in a triangle, subtract 102° from 180° to get 78°. Then, cut that in half since you need to divide it equally among the two remaining angles.
1/3??? i think is the answer
The answer is 10
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