Can some one me with this problem? x^2+2x/2x+4

Me #1 using vocabulary words, including the word “congruent”, state why the measure of angle d is 120 degrees. #2 what is the measure of angle e and why?

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12