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Class 5 Exam  >  Class 5 Tests  >  Mathematics for Class 5  >  Test: Circle- 1 - Class 5 MCQ

Test: Circle- 1 - Class 5 MCQ


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10 Questions MCQ Test Mathematics for Class 5 - Test: Circle- 1

Test: Circle- 1 for Class 5 2024 is part of Mathematics for Class 5 preparation. The Test: Circle- 1 questions and answers have been prepared according to the Class 5 exam syllabus.The Test: Circle- 1 MCQs are made for Class 5 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Circle- 1 below.
Solutions of Test: Circle- 1 questions in English are available as part of our Mathematics for Class 5 for Class 5 & Test: Circle- 1 solutions in Hindi for Mathematics for Class 5 course. Download more important topics, notes, lectures and mock test series for Class 5 Exam by signing up for free. Attempt Test: Circle- 1 | 10 questions in 15 minutes | Mock test for Class 5 preparation | Free important questions MCQ to study Mathematics for Class 5 for Class 5 Exam | Download free PDF with solutions
Test: Circle- 1 - Question 1
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Find the radius of the circle below: d = 36ft

Detailed Solution for Test: Circle- 1 - Question 1
  • Using the formula:
  • d = 2 r
  • Solving for r:
Test: Circle- 1 - Question 2
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A _________ is a simple closed curve all of whose points are at the same distance from a fixed point.

Detailed Solution for Test: Circle- 1 - Question 2
  • To clarify, a circle is a simple closed curve where every point on the curve is equidistant from a fixed point, known as the center. 
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Test: Circle- 1 - Question 3
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Find the diameter of the circle below: r = 8

Detailed Solution for Test: Circle- 1 - Question 3
  • The diameter is twice the radius:
  •   d = 2r = 2(8 cm)
  •   d = 16 cm
Test: Circle- 1 - Question 4
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If the diameter of a circle is 20 cm, then the radius of the circle is ____.
Detailed Solution for Test: Circle- 1 - Question 4
  • The diameter of a circle is the distance across the circle through its center.
  • Given diameter: 20 cm
  • The radius is half of the diameter.
  • Formula: Radius = Diameter / 2
  • Calculation: Radius = 20 cm / 2 = 10 cm
  • Therefore, the radius of the circle is 10 cm.
  • The correct answer is: A: 10 cm
Test: Circle- 1 - Question 5
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Which segment is the diameter?
Detailed Solution for Test: Circle- 1 - Question 5
  • A diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle.
  • Hence, BD is the diameter in the image shown.
Test: Circle- 1 - Question 6
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If the diameter of a circle is 22 cm, then the radius of the circle is ____.
Detailed Solution for Test: Circle- 1 - Question 6
  • The correct answer is B: 11 cm.
  • The diameter of a circle is twice the radius.
  • Given: Diameter = 22 cm
  • To find the radius: Divide the diameter by 2.
  • Radius = 22 cm / 2 = 11 cm
  • Therefore, the radius of the circle is 11 cm. 
Test: Circle- 1 - Question 7
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If the area of circle is 100 π square feet, find the radius of the circle.
Detailed Solution for Test: Circle- 1 - Question 7
  • Using the formula:
  • A = π r2 
  • 100π = π r2 
  • By cancelling π on both sides, we get:
  • 100 = r2 
  • Hence, r = 10 ft.
Test: Circle- 1 - Question 8
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If the radius of a circle is 5 cm, then the diameter of the circle is ____.
Detailed Solution for Test: Circle- 1 - Question 8
  • The diameter of a circle is twice the radius.
  • Given radius = 5 cm
  • Diameter = 2 × radius
  • Diameter = 2 × 5 cm = 10 cm
  • Therefore, the correct answer is: A: 10 cm
Test: Circle- 1 - Question 9
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Number of circles passing through a given point are ____.
Detailed Solution for Test: Circle- 1 - Question 9
  • A circle is defined by its center and radius.
  • A given point can be the center or lie on the circumference.
  • For any radius, you can draw a circle passing through that point.
  • Thus, there are infinite possible circles through a single point.
Test: Circle- 1 - Question 10
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Find the circumfrence of the circle whose radius, r = 7 cm
Detailed Solution for Test: Circle- 1 - Question 10
  • Circumference of a circle whose radius is r is given by 2 π r
  • Here r=7 cm 
  • Hence,
  • Circumference of the circle = 2 π (7)
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Important Questions for Circle- 1

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Circle- 1 MCQs with Answers

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