Acomposite figure is a figure made up of 3 or more basic shapes figure that is 1/2 of another shape trapezoid figure made up of 2 or more basic shapes

When you find the area of a triangle do you use in. or in2

As a self-employed seamstress, you know that it takes 7 yards of material to make 3 jackets. you bought 15 yards of material to make 7 jackets. did you buy enough material? if not, how much were you over or under?

Which of the following choices gives you a slope of 3?