Answer:
139
Step-by-step explanation:
Inside angles of a triangle = 180 degrees
61 + 78 = 139
180 - 139 = 41
unknown interior angle = 41 degrees
So m<1 = 139
(Or just add the two interior angles together)
Answer:
3x
(x-5)
2x - 3= 3x,x-5,2x-3
Step-by-step explanation:
Answer:
The diameter of the circle is 13.
Answer: d or b
Step-by-step explanation: