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Class 9 Maths Unit 6: Trigonometry and Bearing

Free MCQ practice for this FBISE unit. Three tests, each with 1 minute per question, automatic checking and an explanation after every answer.

For 9th class Federal Board (FBISE) students: Maths Chapter 6, Trigonometry and Bearing, online MCQ test.

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Notes

Animated slides

Short animated slides that explain the unit one idea at a time, plus a printable PDF. Read these first, then practise.

Beginner Practice

15 questions · 15 min

Core definitions and basic skills with clear, direct questions.

Advanced Practice

20 questions · 20 min

Tougher, conceptual questions with real-life contexts and 'why is this wrong?' items.

Exam Ready

25 questions · 25 min

A mix of question styles and difficulty for final revision. Practice only, not an official paper.

Try a few questions

Open a question to see the options and the explained answer. Then take the full test to practise under time.

Sample question 1

The measure of a complete angle in the circular system is:

  1. 2π radians
  2. π radians
  3. 360 radians
  4. π/2 radians

Answer: A. A full turn is 360° = 2π radians.

Sample question 2

An arc of a circle has the same length as the radius. The central angle of that arc is:

  1. 1 radian
  2. 2π radians
  3. 1 degree
  4. π radians

Answer: A. One radian is the central angle of an arc whose length equals the radius.

Sample question 3

Find the length of an arc of a circle of radius 6 cm with a central angle of 120°.

  1. 720 cm
  2. 8π cm
  3. 4π cm
  4. 2π cm

Answer: C. θ = 120° = 2π/3 rad. l = rθ = 6 × 2π/3 = 4π cm.