Can someone help me add this to help me in math snap cgroat04

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

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

Choose the equation below that represents the line that passes through the point (2, 4) and has a slope of 3. a) y − 4 = 3(x − 2) b) y − 2 = 3(x − 4) c) y + 4 = 3(x + 2) d) y + 2 = 3(x + 4)