k1214570
k1214570
24-02-2018
Mathematics
contestada
Can you pls help me on this
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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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