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The measure of angle DAB = 132. The measure of angle ABC = 81. What is the measure of angle BCA

51

48

62

99

The measure of angle DAB = 132. The measure of angle ABC = 81. What is the measure-example-1
User Roper
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The answer to this question is 51 degrees because that outer angle is the sum of the opposite inner angles. It is the sum of the other angles not touching that angle.
User Boskom
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