Answer:
11
Step-by-step explanation:
11x1=11
15 = 3*5
64= 2*2*2*2*2*2
There are no common factors so the GCF is 1
Step-by-step explanation:
B becuase it keeps the same orientation and have the same distance from each point and they both produce rigid motion.
A is a reflection.
C is a dilation.
D is a rotation.