Step-by-step explanation:
the answer is B. lines 1 and 3 are perpendicular
Answer:
A
correct on edge
4c - 4d
3c - 9d + 7c + 5d
4c - 9d +5d
Hope this helps!
24/4 = 6
6 x 9 = 54
54
240÷3.00=710
718-722=720
78-82=80
used an interest calculator
