Answer: 
Step-by-step explanation:
x^2+y^2=r^2 --> subtract x^2 to other side
y^2=r^2-x^2 --> square root both sides
y=sqrt(r^2-x^2)
55 degrees
The supplementary angle is 55 because 180-125=55
Then subtract the interior angles 180-75-55=55
Answer:
b. 4m
Step-by-step explanation:
congruent polygons means same shape, size, angles, and sides.
Answer:
its B
Step-by-step explanation:
sorry if its wrong