Sam's furniture store places the following advertisement in the local newspaper $1300 $1400 write a system of equations for the three combinations of furniture. let s represent the cost of a sofa, let l represent the cost of a love seat, and let c represent the cost of a chair. $1600 - 1300 7 = 1400 - 1600 what is the price of each piece of furniture? a sofa costs a love seat costs and a chair costs s torch bed
An angle bisector ac divides a trapezoid abcd into two similar triangles ? abc and ? acd. find the perimeter of this trapezoid if the leg ab=9 cm and the leg cd=12 cm.