Find the first term of the arithetic sequence in which a24=509/4 and the common difference is 7/4

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Which of the following transformations will always produce a congruent figure?