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Slope

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

Slope measures the steepness and direction of a line as vertical change divided by horizontal change.

Course connection

ACT Math: Preparing for Higher Math: Algebra

Keep studying

Review this concept in ACT Math: Preparing for Higher Math: AlgebraACT course hub

Slope cheat sheet for homework

visual study aid

5 Must Know Facts For Your Next Test

  1. Slope appears across 5 ACT guides as a remediation concept.
  2. Positive slope rises left to right, negative slope falls left to right.