Line a passes through (-2,1) and (0,3) Line b passes through (4,1) and (6,4)
Line c passes through (1,3) and (4,1)
Which of the lines if any are perpendicular?

Which of the following are arithmetic sequences? check all that apply. a. 0.3, 0.6, 0.9, 1.2, 1.5, b. 2, 3, 6, 11, 18, c. 150, 147, 144, 142, d. 2, 4, 9, 16, 25,

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?

Me i’m stuck on all these questions besides the two bottom ones