🇵🇭 MATATAG · Junior High School
Mathematics 9
Matematika 9
Everything in the DepEd MATATAG Grade 9 curriculum — quadratic equations and functions, relations and variation, triangle similarity, trigonometric ratios, quadrilaterals, and probability — with free video lessons.
Handa ka na ba? Pumili ng topic sa baba. — Dr. E
1
Number & Algebra
Functions, quadratics & variation
Unit 1
Relations & Functions
Algebra · Graphing & Functions
Unit 2
Quadratic Equations & Functions
Algebra · Radicals & Quadratic Equations
Unit 3
Linear Equations
Algebra · Linear Equations
Unit 4
Direct & Inverse Variation
Pre-Algebra · Variation
2
Measurement, Geometry & Trigonometry
Similarity, trig ratios & quadrilaterals
Unit 1
Triangle Congruence & Proofs
Geometry · Triangle Congruence
Unit 2
Similarity of Polygons
Geometry · Similarity
Unit 3
Trigonometric Ratios
Trigonometry · Right Triangle Trigonometry
Unit 4
Quadrilaterals
Geometry · Quadrilaterals
3
Data & Probability
Probability & data analysis
Unit 1
Probability
Statistics · Probability
Unit 2
Exploring & Summarizing Data
Statistics · Exploring Data & Study Design
Tap any topic to open its lessons right here. Hit ▶ to watch in English or Filipino without leaving the page, and View or Download the paired worksheet.
👩🏫 For Teachers
Assign any topic to your class
Each lesson has a free printable worksheet. Share this page link straight to your students.
📄 Worksheet Library — view full pages online
All Mathematics 9 Worksheets50 free worksheets
Browse every worksheet for Mathematics 9 as a full page — each with a worked video lesson in English & Filipino, a printable PDF, and an answer key. (The video and download buttons above still work exactly as before.)
Number & Algebra
Relations & Functions
Number & Algebra
Quadratic Equations & Functions
Number & Algebra
Linear Equations
Measurement, Geometry & Trigonometry
Triangle Congruence & Proofs
Measurement, Geometry & Trigonometry
Similarity of Polygons
Measurement, Geometry & Trigonometry
Trigonometric Ratios
Measurement, Geometry & Trigonometry
Quadrilaterals
Data & Probability
Probability
- Introduction to Probability — Sample Spaces
- Probability Rules — Events
- Classical Probability
- Independent vs Dependent Events
- Probability Models
- Two-Way Tables & Venn Diagrams
- Two-Way Tables, Venn Diagrams & Tree Diagrams
- Conditional Probability
- Conditional Probability — Using Tables
- Combinations & Counting Methods
Data & Probability