Question 389821
   <pre><font size = 3 color = "indigo"><b>
Hi, 
 point (1,-3)translated down 2 units and left 3 units. 
blue and green line intersect to form a 45 degree angle. 
 Agree, measure of the angle of rotation with respect to two lines that intersect to form a 45 degrees angle is 90°
   
{{{drawing(300,300, -6, 6, -6, 6, grid(1),
circle(1, -3,0.3),
circle(-2, -5,0.3),
graph( 300, 300, -6, 6, -6, 6,0,1,x+1))}}}