Let v = (2,8) and w = (-1, -4). which of the following is true? check all that apply:
a. v=-2w
b. v and w are perpendicular
c. v * w= -34
d. the x component of v is 2

Long division the problem is 40 ➗ 348 = ?

Find two numbers if their sum is 91 and the ratio is 6: 7?

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.