Help lol 30 points. i don’t understand the test is timed. brainliest once i get 2 answers.

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. 4x^2 + 20x + 25 = 0