Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_27946889_2 (contestant VARCHAR, height__mtr_ VARCHAR)
### Question:
How many contestants are 1.80 mtr. in height? 
### Answer:
SELECT COUNT(contestant) FROM table_27946889_2 WHERE height__mtr_ = "1.80"