k1214570 k1214570
  • 24-02-2018
  • Mathematics
contestada

Can you pls help me on this

Can you pls help me on this class=

Respuesta :

Kaikerscupcake
Kaikerscupcake Kaikerscupcake
  • 24-02-2018
Hey there! :D

If m<A is the vertex, and it is isosceles, then the last two angles are equal. 

All the angles in a triangle equal 180 degrees.

180-140= 40

40/2= 20

m<b=  20 degrees. 

I hope this helps!
~kaikers

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