Is the line through points P (-5,-5) and Q(3,3) parallel to the line through points R (-4,-2) and S (3,2)? Explain.

Find the total area for the regular pyramid ( follow the answer set up in the picture)

Witch represents the inverse of the function f(x)=1/4x-12

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36