Answer:
B and C
Step-by-step explanation:

For A

For B

For C

For D

Here, B and C have not same value
Answer:
3.92699
Step-by-step explanation:
3.92699
Length of arc. Not sure what "in terms of pi means..."
Answer:
C. x = 15 * sin 18°
Step-by-step explanation:
sin A = Opposite / Hypotenuse
sin 18° = x / 15
x = 15 * sin 18°
There’s no answer choices to answer
Answer:
7.5
Step-by-step explanation: