In triangle ABC, the median BM is drawn with AB = BM and angle ABM = 70 degrees. Find the corner of the IUD.
| November 29, 2020 | education
Triangle ABC.
The median BM divides AC into two equal parts AM = MC.
Because AB = BM, therefore triangle ABM is isosceles. And angle BAM = angle BMA = (180-70) / 2 = 55º.
BMC angle = 180-55 = 125º (as adjacent angles)
Answer: 125º
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