Answer:

Step-by-step explanation:
Area = pi*r^2
Area = pi*9^2
Area = 
Answer:
The correct option is D.Any real number value of x satisfies the equation.
Hope it helps.............
Answer:
3
Step-by-step explanation:
sin α = opposite leg/ hypotenuse
For ΔABC,
sin A = |BC|/|AB|
sin A = 12/37