Abcd is an isosceles trapezium. an and dc are the parallel sides. perpendicular de and cf are drawn on an. find out it triangle add congruent to bcf

Four equations are shown below.equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list.why each equation you identified is linear or nonlinear.nd one nonlinear equation from the list. state a reasonlinear equation