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_2071644_2 (weight__kg_m_ VARCHAR, cross_section_area__cm_2__ VARCHAR)
### Question:
If the cross-section area is 21.2, what is the weight?
### Answer:
SELECT weight__kg_m_ FROM table_2071644_2 WHERE cross_section_area__cm_2__ = "21.2"