155+137+25=317°
360° -317°= 43°
Answer:
23
Step-by-step explanation:
Because the angles of a triangle always add up to 180°, you can set up an equation like this.




miren pongan enpeño en matematica
Answer:
5*4*4=80
Step-by-step explanation:
brainliest?
1/2
If ABC ~ DEF then 12/6, 16/8, and 18/9 would equal 2
BUT since we are going from a large triangle to a small triangle, our answer needs to be less then one, making our answer 1/2