Pl mathh

1) the following is a relation (-2d) for which ordered pair (c, d) is the relation a function?

a) (-3,5)
b) (-2,8)
c) (1,-8)
d) (3,4)

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.

Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent