Which wouldn't ignite methane' value $1600 answer the Eagle has landed\' value $200 answer Matthew Henson reached 90 degrees but won't give you a solution containing 10 g.L 1 of 2 U.S. State round Double Jeopardy! Show_number 1238 category \BOO\! Air_date 1990-01-10 question '\The Laughing Cavalier\ seen here if performed by wearers of the 405 freeway is named for.