Circles: Practice 2

Practise focused skills from Circles

MathematicsGrade 9Mixed10 questions20 min

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Focus question style

Section A: Core Practice · 5 questionsSection B: Application Practice · 5 questions

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Section A: Core Practice

Build the core ideas for this part of the chapter.

Choose the best answer for each question.

Question 1

EasyQuestion

Which angle is acute?

Topic: Chords and Central Angles · Skill: Prove chords subtending equal central angles are equal

Question 2

MediumQuestion

Find the midpoint of $A(2,4)$ and $B(8,10)$ .

Topic: Chords and Perpendiculars · Skill: Prove centre-to-midpoint line is perpendicular to a chord

Question 3

MediumQuestion

A perpendicular from the centre of a circle to a chord does what?

Topic: Chords and Perpendiculars · Skill: Prove perpendicular from centre bisects a chord

Question 4

MediumQuestion

Which term means a line segment joining two points on a circle?

Topic: Chord Distance · Skill: Relate chord length to distance from centre

Question 5

MediumQuestion

Equal chords of the same circle are:

Topic: Chord Distance · Skill: Prove equal chords are equidistant from centre

What this assignment covers

Progressive Grade 9 Math practice for Chords and Central Angles to Angles in Circles.

Skills and sections

Prove chords subtending equal central angles are equal, Prove centre-to-midpoint line is perpendicular to a chord, Prove perpendicular from centre bisects a chord, Relate chord length to distance from centre, Prove equal chords are equidistant from centre

Section A: Core Practice: 5 questions
Section B: Application Practice: 5 questions