It is prime, it can't be divided by anything, but itself and one.
<span>33 =1, 3, 11, 33
75</span><span>=1, 3, 5, 15, 25, 75</span>
Let the total ribbon Zoe had was x feet.
Out of x feet, she used 3/8 part of it.
Hence, 
3/8 part of the original ribbon is equal to 9 feet.
Hence, we get

=> Multiply 8 on both sides.

Divide both sides by 3


Zoe had 24 feet of ribbon in starting... Answer
Answer:
They are similar because both triangles are the same. Triangle ABC is just smaller than triangle ADE.