Answer:
x= ?
Step-by-step explanation:
Answer is 129(A) hope this helps:)
the angles on the opposite sides of a quadrilateral touching the circumference adds up to 180 degrees
so,
(21x-2) + (38x +5) = 180
21x+38x −2+5=180
59x+3=180
59x=177
x=3
Answer:
Step-by-step explanation:
I don't really know sorry I am not smart I only sign up to see the answers