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G-CO.C.9 — Practice Problems

High School G-CO Covered
Prove geometric theorems

Prove theorems about lines and angles. Theorems include: vertical angles are congruent; when a transversal crosses parallel lines, alternate interior angles are congruent and corresponding angles are congruent; points on a perpendicular bisector of a line segment are exactly those equidistant from the segment's endpoints.

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Sample G-CO.C.9 problems

2 problem types align to this standard. Every worksheet is a fresh set with complete step-by-step solutions.

Sample practice problems for Common Core G-CO.C.9

Other High School standards with practice

  • A-SSE.A.1 Interpret the structure of expressions
  • A-SSE.A.2 Interpret the structure of expressions
  • A-SSE.B.3 Write expressions in equivalent forms to solve problems
  • A-SSE.B.4 Write expressions in equivalent forms to solve problems
  • A-APR.A.1 Perform arithmetic operations on polynomials
  • A-APR.B.2 Understand the relationship between zeros and factors of polynomials
  • A-APR.B.3 Understand the relationship between zeros and factors of polynomials
  • A-APR.C.4 Use polynomial identities to solve problems
  • A-APR.C.5 Use polynomial identities to solve problems