Skip to main content
Grade 9

Grade 9 Region Finder Worksheet

Graph linear inequalities and identify points inside the solution region. Free printable worksheet — 20 questions plus a separate answer key. Each sheet is freshly generated, so your kid can practice as many times as they need.

🖨 Print free worksheetPlay online

Sign in to print — keeps the answer key out of bot indexes.

Sample questions

Two examples from the Region Finder worksheet. Print the full sheet for 20 questions plus an answer key.

  1. Sample 1
    Coordinate plane from (-10,-10) to (10,10) with 1 point. Is P in the shaded region?-10-9-8-7-6-5-4-3-2-1012345678910-10-9-8-7-6-5-4-3-2-1012345678910xyPIs P in the shaded region?

    Does the point (3, 4) satisfy y ≤ -2x + 4? Enter 1 (yes) or 0 (no).

    Show answer0
  2. Sample 2
    Coordinate plane from (-10,-10) to (10,10) with 1 point. Is P in the shaded region?-10-9-8-7-6-5-4-3-2-1012345678910-10-9-8-7-6-5-4-3-2-1012345678910xyPIs P in the shaded region?

    Does the point (-5, 2) satisfy y ≥ -1x − 4? Enter 1 (yes) or 0 (no).

    Show answer1

More Grade 9 worksheets

System Solver

Solve systems of two linear equations to find x and y.

View Grade 9 System Solver worksheet →

Quadratic Roots

Find the roots of quadratic equations using factoring, the quadratic formula, and discriminant analysis.

View Grade 9 Quadratic Roots worksheet →

Polynomial Power

Add, subtract, and multiply polynomials — identify a specific coefficient or term.

View Grade 9 Polynomial Power worksheet →