Respuesta :
Answer:
57
Step-by-step explanation:
Angles in a triangle add up to 180 degrees.
Your equation will be: 46+x+20+x=180
66+2x=180
x=57
Answer:
57
Step-by-step explanation:
Angles in a triangle add up to 180 degrees.
Your equation will be: 46+x+20+x=180
66+2x=180
x=57