+0  
 
0
44
2
avatar

In the diagram below AM = BM = CM,  and angle BMC + A = 210 degrees.   Find angle B in degrees.

 

 Sep 19, 2021
 #1
avatar
0

Angle AMC => x

 

(180 - x) + 1/2(180 - x) = 210

 

x = 40

 

Angle B = x/2

 Sep 20, 2021
 #2
avatar
0

or:

 

∠BMC : ∠A = 2 : 1

 

∠A = 210 / 3

Guest Sep 20, 2021

14 Online Users

avatar
avatar