Summary

• Description:

  The PDF document comprises KCSE 2025 Mathematics Paper 1 Past Paper with Marking Scheme. The marking scheme is in a different document.

  It was a KCSE Mathematics Paper 1 examination.

  • Duration: 2½ hours
  • Total Marks: 100
  • Number of Questions: 24

  It covers the following topics:

  • Fractions and arithmetic operations
  • Rates, ratios, and proportions
  • Indices
  • Linear inequalities
  • Area approximation of irregular shapes using grids
  • Lowest Common Multiple (LCM) in real-world scenarios
  • Algebraic simplification
  • Geometry of sectors and cones
  • Time, clocks, and 12-hour systems
  • Geometric constructions
  • Profit, loss, and linear equations
  • Statistics, histograms, and frequency distributions
  • Transformations, reflections, and mirror lines
  • Nets of solid figures and prisms
  • Area of triangles and right-angled geometry
  • Equations of tangents to quadratic curves
  • Linear motion, speed, and distance
  • Surface area and volume of composite solids
  • Equations of parallel and perpendicular lines
  • Solving simultaneous equations using matrix methods
  • Column vectors and magnitudes
  • Grouped data, mean, and median estimation
  • Area optimization and algebraic expressions
• Category:

  KCSE Past Papers
• Level:

  Form 4
• Subject:

  MATHEMATICS

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