Answer:

Step-by-step explanation:
cos O = adjacent / hypotenuse
cos O = 12/13
I hope I helped you^_^
Answer: ((T/(2pi))^2)g
Step-by-step explanation: just solve for L
Answer:
18
Step-by-step explanation:
use the distance forumla to detwemine the distance between the points.
Hello! So Brittany plans to sell car magnets that she purchased at $7.50 and mark them up by 30%. To find the new price, we can multiply 7.50 * 1.30. When multiplied, it gives us 9.75. Brittany is planning to charge $9.75 for the car magnets.