$1.25
She gave the 3pennies to get a quarter
5.03-3.78= 1.25
Step-by-step explanation:
we know that:

using this, we can see that x = 73 and y = 13
using this, tan(x-y) = tan(73-13) = tan(60)
therefore, A = 60
we know that tan(60) = √3
therefore, B = 3
Answer:
-4<f
Step-by-step explanation:
i am pretty sure this is correct, haven´t done it since freshman year haha.