Answer:
The Answer is B
Step-by-step explanation:
The sum of b and f is b+f
Three times this sum is 3(b+f)
x ≈ 46°
Since the triangle is right use the sine ratio to solve for x
sinx = = , hence
x = ( ) ≈ 46°
Answer: 13.5/12.5
she needs 96 in the fifth quiz