Areas Related To Circles Practice 2: Segments And Sector Perimeter

Practise focused skills from Areas Related to Circles

MathematicsGrade 10Mixed10 questions20 min

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

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Section A: Skill Practice

Practise procedure and formula selection.

Choose the best answer for each question.

Question 1

AdvancedQuestion

A circular park of radius $21$ m has a $120^\circ$ sector used for flowers. What fraction of the park is used?

Topic: Applications · Skill: Solve real-life area problems involving circles

Question 2

MediumQuestion

Which value of $\pi$ is usually convenient when the radius is $14$ cm?

Topic: Units and Approximation · Skill: Use π approximations appropriately

Question 3

AdvancedQuestion

A student finds sector area when the question asks for arc length. What is the mistake?

Topic: Error Analysis · Skill: Avoid confusing arc, sector and segment

Question 4

EasyQuestion

Find the area of a circle of radius $7$ cm using $\pi=\frac{22}{7}$ .

Topic: Circle Revision · Skill: Find circumference and area of a circle

Question 5

MediumQuestion

Find the arc length for radius $21$ cm and central angle $60^\circ$ using $\pi=\frac{22}{7}$ .

Topic: Arc Length · Skill: Find length of an arc

What this assignment covers

Work with sectors, segments and perimeter problems.

Skills and sections

Solve real-life area problems involving circles, Use π approximations appropriately, Avoid confusing arc, sector and segment, Find circumference and area of a circle, Find length of an arc

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