Dr. and Mrs. Joe Slonecker and Mr. and Mrs. Bruce Constant of Trenton, Mo., announce the engagement of their daughter, Rachel Slonecker, to Ty Sides, both of Columbia, Mo. He is the son of Mr. and Mrs. Sam Sides of Jackson.

Slonecker is a graduate of Trenton High School. She received a bachelor of science degree in history from the University of Missouri-Columbia. She is a seventh grade teacher at Hallsville Middle School.

Sides is a graduate of Jackson High School. He received a bachelor of science degree in education and a master's degree in administration from the University of Missouri-Columbia. He is a sixth grade teacher at Hallsville Middle School.

A Nov. 29 wedding is planned at First Christian Church in Columbia.