The table shows sets of ordered pairs that form a relation
does each set of ordered pairs represent a function?
select function or not a function for each set of ordered pairs.
set of ordered pairs
function or
not a function
{(1,,7), (8,-, 2)}
{(4,7), (–1, , -, -2)}
{(3,,2), (-4,-2), (-3, -2)}
{(-3,,2), (4, -2), (12. – 4)}

the answer is a

step-by-step explanation:

irrational, cannot

can someone me: the midsegment through the legs of an isosceles triangle is 4 in. find the sides of the triangle if its perimeter is 20 in. ,   and point g is the centroid of the right △abc with hypotenuse ab=18 in. find cg.

answer: qc and de are congruent

hope i ! : )