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Course Description

Mathematics - MATH 55

Plane Geometry (3-0) 3 Cr. Hrs.

Course Description

This course includes the basic elements of geometry including deductive reasoning, formal proofs and elementary construction with straight edge and compass.


(A requirement that must be completed before taking this course.)

  • MATH 53 with a minimum grade of 2.0 or minimum placement test score of 19 ACT, 25 SAT or 78 CPT (Elementary Algebra).
  • MATH 113 may be taken concurrently with MATH 055.

Course Competencies

Upon successful completion of the course, the student should be able to:

  • Apply geometry terminology and symbolism to lines, angles, triangles and circles.
  • Formulate direct proofs using deductive reasoning.
  • Formulate indirect proofs using deductive reasoning.
  • Formulate proofs demonstrating triangles are congruent.
  • Formulate proofs demonstrating triangles are similar.
  • Explore properties of parallel lines.
  • Explore properties of similar polygons.
  • Apply the Pythagorean theorem.
  • Calculate the area of a rectangle, parallelogram, triangle, trapezoid, circle, and regular polygon.
  • Construct geometric figures using a compass and a straight-edge.

Course Schedule

Currently no sections of this class are being offered.