4x^2+32x-28=0 solving quadratic equations by completing the square

Which of the following statement about pascal's triangle are true?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

00 points ! missy’s rotation maps point k(17, –12) to k’(12, 17). which describes the rotation? 270° counterclockwise rotation 90° counterclockwise rotation 90° clockwise rotation 180° rotation