Which set of integers is a pythagorean triple?
a) 2, 3, 6
b) 3, 4, 5
c) 4, 5, 9
d) 5, 7, 12

Circle a has center of (2,3) and a radius of 5 and circle b has a center of (1,4) and a radius of 10. what steps will show that circle a is similar to circle b 1) dilate circle a by a scale factor of 2 2) translate circle a using the rule (x+1,y-1) 3) rotate circle a 180 degrees about the center 4) reflect circle a over the y-axis