The answer to t is t= 21/2
Answer:
The first option .
Step-by-step explanation:
m must not be zero
Answer:
2x= 40°
5x= 100°
Step-by-step explanation:
2x on opposite angle because it is an isosceles triangle
2x+ 2x+ 5x = 180° (angles of a triangle)
9x= 180
x= 180/9
x= 20°
Sub
2(20)= 40°
5(20)= 100°
I think this is the answer good luck
I think A. but I'm not a 100% sure
