Which of the following is a valid reason why the quadrilateral shown below is a parallelogram?

a. one pair of opposite angles is acute and congruent.
b. both pairs of opposite sides are parallel.
c. both pairs of opposite sides are congruent.
d. one pair of opposite sides is both parallel and congruent

good luck on your studies! : )

david edward.

y = 3x+4

step-by-step explanation:

to find the slope

slope = (y2-y1)/ (x2-x1)

    = (-8-4)/ (-4-0)

    = -12/-4

  = 3

using the slope intercept form of a line

y= mx+b

we know the slope is 3

we know the y intercept is 4 ( the point where it crosses the y axis or x=0)

y = 3x+4

where's the diagram?

step-by-step explanation:

what is the answer to this