Realizar estas operaciones , es urgente porfavor​

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Which term applies to agb and dge? a. obtuse b. supplementary c. complementary d. vertical

The image of abc is a'b'c. what transformations would result in this image? abc is reflected over the line x = 1, then is rotated -90° around the origin. abc is reflected over the line y = x - 1, then t: (x, y) → (x - 1, y - 1). abc is rotated 90° around the origin, then is reflected over the y-axis. abc is rotated -90° around the origin, then is reflected over the line y = -1.