Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_18 ( height_metres___feet VARCHAR, rank VARCHAR, floors VARCHAR )

### Question ###
Which Height Metres / feet has a Rank of 8, and Floors of 3x17?

### Accurate SQL ###

SELECT height_metres___feet FROM table_name_18 WHERE rank = 8 AND floors = "3x17"