Question

find a relation between x and y if the area of the triangle formed by the points (x,y),(1,2),(7,0) is 7 units

Answer 1

first of all you write the formula area of rectangle what is it it is 1 upon 2 bracket X 1 bracket x y 2 - 53 + X 2 by 3 minus y 1 then put all the equation in it then after the answer after all the on all the equations are been completed then you use the area of squsquare of rectangle then complete it properly