Class 6 Basic Geometrical Ideas CBSE Questions & Answers

Class 6 · Basic Geometrical Ideas

This is Mathematics Class 6 Basic Geometrical Ideas CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
By how many times will the radius of a circle increase, if its diameter is increased by 3 times?
  • A
    12 times
  • B
    None of these
  • C
    3 times
    Correct
  • D
    6 times
2
By how many times will the radius of a circle increase, if its diameter is increased by 2 times?
  • A
    4 times
  • B
    None of these
  • C
    2 times
    Correct
  • D
    8 times
3
By how many times will the radius of a circle increase, if its diameter is increased by 5 times?
  • A
    None of these
  • B
    10 times
  • C
    15 times
  • D
    5 times
    Correct
4
By how many times will the radius of a circle increase, if its diameter is increased by 6 times?
  • A
    None of these
  • B
    3 times
  • C
    6 times
    Correct
  • D
    12 times
5
By how many times will the radius of a circle increase, if its diameter is increased by 8 times?
  • A
    4 times
  • B
    8 times
    Correct
  • C
    None of these
  • D
    16 times
6
What is the radius of the resultant circle, if its diameter is decreased by half?
  • A
    radius is increased by half
  • B
    radius is decreased by half
    Correct
  • C
    radius is decreased by 2 times
  • D
    None of these
7
What is the relation between the diameter and the radius of a circle?
  • A
    Diameter = 3 \( \times \) Radius
  • B
    None of these
  • C
    Diameter = Radius
  • D
    Diameter = 2 \( \times \) Radius
    Correct
8
A circle is formed by ________________.
  • A
    a set of points in a plane that are at same distance from a given point
    Correct
  • B
    a set of points in a plane that are at different distances from a given point
  • C
    None of these
  • D
    a set line segments in a plane
9
A set of points on a plane which are at the same distance from a fixed point will form a __________.
  • A
    None of these
  • B
    line
  • C
    circle
    Correct
  • D
    triangle
10
Radius of a circle is ________.
  • A
    one-fourth its diameter
  • B
    thrice its diameter
  • C
    None of these
  • D
    half its diameter
    Correct
11
Two times the measure of the radius is called _______.
  • A
    diameter
    Correct
  • B
    arc
  • C
    center
  • D
    chord
12
The diameter of a circle is 6 m. What is the difference between the diameter and the radius of the circle?
  • A
    5 m
  • B
    3 m
    Correct
  • C
    None of these
  • D
    6 m
13
What is the longest chord of the circle?
  • A
    None of these
  • B
    Radius
  • C
    Center
  • D
    Diameter
    Correct
14
How many centers does a circle have?
  • A
    3
  • B
    2
  • C
    None of these
  • D
    1
    Correct
15
How many diameters does a circle have?
  • A
    1
  • B
    2
  • C
    None of these
  • D
    Infinite
    Correct