Answer:
the answer is C - no association
Answer: 2
Step-by-step explanation: angle measures don't change when changing size
16 + 2x = 20
2x = 20 - 16 = 4
x = 4/2 = 2 inches
Answer:
-42
Step-by-step explanation:
Answer:
25 cm
Step-by-step explanation:
where r is the radius of the circle
Plug in the given radius (4 cm)

Therefore, the circumference of the opening is approximately 25 cm.
I hope this helps!