She can buy 8 because 130/15=8.666666667, we round down cause she cannot buy 9, she can only buy 8.
Answer:
Step-by-step explanation:
(- 4 - 2)² + (- 4 - 1)² = AC²
(- 6)² + (- 5)² = AC²
36 + 25 = AC²
AC² = 61
AC = √61
AC ~ 7.81 unitário
I hope I helped you.