Answer:
15
Step-by-step explanation:
15 is the lowest multiple that 3 and 5 have in common.
The second answer i believe
5.8/ sqrt 80=0.648 I think you are asking for the standard margin
Hope this works
Answer:
They have a scale factor of 2
They are both the same shape
The big circle has a radius of 4 and the small circle has a radius of 2. You divide the bigger circle by the smaller circle. 4/2=2
