Answer: 188.4 cm
Step-by-step explanation:
Given
the radius of the circle is 
Also, circumference is given by 
Putting values

The circumference of the circle is 
I think the answer is zero
I hope this helps
Answer:
The correct answer is D. AB ≅ WX
Step-by-step explanation:
No other choice involves a pair of congruent/similar lines. If the figure is rotated clockwise, you could transpose one over the other and AB would overlay WX exactly.
Answer:
Is an acute angle. Acute angle should be 90 degrees
Step-by-step explanation: