Answer:
1) irrational
2) irrational
3) rational
4) rational
5)<em> </em><em>rational</em>
A scale factor of 3 means that the new shape is three times the size of the original. To calculate the Scale Factor, we use the following: You can get the 'big' and 'small' from the corresponding sides on the figures. So just get your # and multiply it by 3
Answer: D
Step-by-step explanation:
Because they are similar all u have to do is add the sides
It will have 15 protons because the atomic number will always equal the number of protons and vice versa