For sails a store it's prices on all teams by 25% an item that costs 120$ before the sails costs 120$ + -0.25 (120$) what is another expression for the sale price

Which formula gives the area of a triangle? a=1/2(b+h)

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4