Rectangle a perimeter = 28 cm
rectangle b perimeter = 46 cm
rectangle c perimeter = 32 cm
which rectangle cannot have an area (not perimeter) of 48 cm? explain why.

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Find the area of an equilateral triangle with a side of 6 inches

Plz hurry evaluate the expression a+b where a=8 and b=19