Investiga acerca del tema sistema de ecuación 2x2 métodos de sumas y resta​

You are updating your garage and the only thing left to paint is your garage day. you're only going to paint the slide that faces the street. the garage door is 9 fert 8inches tall and 120 inches wide. you need to know the surface area of the side of the garage door to determine how much paint to buy. the hardware store sells paint by how much covers a square foot. what is the surface area you should report to the hardware store what is the answer

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)

£100.80 divided by 14 equals 7.2 how would we put this as money