A circumscribed circle is a circle which passes through all the points of a triangle or polygons in general. The center of this circle is called the circumcenter.
so b) circumcenter
The decimal number used to represent 5 out of 100 missed on her test is 0.95.
(x + 20)/2 = 3x
x + 20 = 2(3x) = 6x
6x - x = 20
5x = 20
x = 20/5 = 4
x = 4
In the figure ABCD is transformed to figure A'B'C'D'. It is Transformed from Quadrant 1 to quadrant 2 .That is point (x,y) is (-y,x) It is then moved up by 2 units.The figure ABCD is rotated counterclockwise and then translated up by 2 units to come to A'B'C'D'.
Option b Rotate 90 degrees counterclockwise then translate 2 units up is the right answer.