Answer:

Step-by-step explanation:
Recall that
.
Therefore,
.
Answer:
75.5 cm
Step-by-step explanation:
S = (a+b)*h/2
h = 2 * S / (a+b) = 2 * 7701 / 204 = 75.5 cm
Answer:
Your answer is B
Step-by-step explanation:
Because if they are already $60 and she wants one more it would be $75