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
Answer:
a200
Step-by-step explanation:
Answer:
16x - 6y
Step-by-step explanation:
Hope that helps you
Plug in 3a for x,
2(3a)^2 is 18a^2, then add five
Answer: 18a^2 +5
