The rule for reflecting over the X axis is to negate the value of the y-coordinate of each point, but leave the x-value the same. For example, when point P with coordinates (5,4) is reflecting across the X axis and mapped onto point P', the coordinates of P' are (5,-4).
9×29 equals 225 = two hundred twety-five
Answer:
D.supplementary angles
Step-by-step explanation:
81+99=180
