The diagram shows a square with a perimeter 20 cm. Work out the percentage of the area inside the square that is shaded

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

What is the area of the trapezoid shown