Why must there be at least 2 lines on any given plane?

there must be at least two lines on any plane because a plane is defined by 3 non-collinear points.

Step-by-step explanation:

you divide the cost ($15) by the quantity (6) to get your questions answer. the yo-yo costs $2.50. hope this : )!

step-by-step explanation:

1.3

step-by-step explanation:

3x2=6   9x+6

bring down the 6 on both sides

6+6=12

12= 9x

divide by 9

12/9 =

1.3 =x