Please help!! A triangle is dilated with a center of dilation at the origin. Point P is on the figure and P′ is the corresponding point on the image of the dilation. Point P is at (−3,4) and P′ is at (−12,16). What is the scale factor? A. 2
B. 4
C. 6
D. 9

The domain of the following relation: r: {(3, 5), (8, 6), (2, 1), (8, 6)} is (1 point) no domain exists {1, 5, 6} {3, 8, 2, 8} {2, 3, 8}

Which of the following transformations will make coincide with ? a. counter-clockwise rotation 90º about a, followed by a translation 5 units to the right b. translation 5 units to the right, followed by a reflection across the y-axis c. translation 5 units to the right, followed by a reflection across the x-axis d. translation 1 unit up and 5 units to the right, followed by a reflection across the x-axis

How many degrees are there in the central angles in a circle