In the diagram below, AM = BM = CM and angle BMC + angle A = 201 degrees. Find angle B in degrees.

Guest Aug 7, 2021

#1**0 **

BMC + A = 201

BMC + CMA = 180

BMC + C also = 201

3BMC + CMA + C +A = 582, and we know CMA + C + A = 180, so 3BMC = 582-180 = 402, and thus BMC = 134

B = MCB, and finish the last step to get B

OrangeJuicy Aug 8, 2021

#3**0 **

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Guest Aug 27, 2021