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  • 16-07-2017
  • Mathematics
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thisisnotspam42
thisisnotspam42 thisisnotspam42
  • 25-07-2017
The incenter of a triangle is where the angle bisectors of the triangle meet. That means angle A is 64, angle B is 74, and using the triangle angle sum, angle C is 42 degrees. Divide that in half to get the measure of DCA, 21 degrees.
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