Class 7 Lines And Angles CBSE Questions & Answers

Class 7 · Lines And Angles

This is Mathematics Class 7 Lines and Angles CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Which pair of following angles are complementary?
  • A
    70\(^\circ \), 20\(^\circ \)
    Correct
  • B
    45\(^\circ \), 55\(^\circ \)
  • C
    75\(^\circ \), 25\(^\circ \)
  • D
    48\(^\circ \), 52\(^\circ \)
2
Which pair of following angles are supplementary?
  • A
    50\(^\circ \), 110\(^\circ \)
  • B
    50\(^\circ \), 130\(^\circ \)
    Correct
  • C
    45\(^\circ \), 45\(^\circ \)
  • D
    65\(^\circ \), 105\(^\circ \)
3
What is complement of 63\(^\circ \)?
  • A
    30\(^\circ \)
  • B
    27\(^\circ \)
    Correct
  • C
    21\(^\circ \)
  • D
    18\(^\circ \)
4
Find the supplement of 105\(^\circ \).
  • A
    100\(^\circ \)
  • B
    65\(^\circ \)
  • C
    80\(^\circ \)
  • D
    75\(^\circ \)
    Correct
5
Two lines PQ and RS intersect at O. If \(\angle \)POR = 50\(^\circ \), then value of \(\angle \)ROQ is
Question 5 figure 1
  • A
    90\(^\circ \)
  • B
    130\(^\circ \)
    Correct
  • C
    50\(^\circ \)
  • D
    60\(^\circ \)
6
In the given figure, if \(\angle \)1 = 30\(^\circ \), find \(\angle \)2.
Question 6 figure 1
  • A
    60\(^\circ \)
  • B
    30\(^\circ \)
  • C
    None of these
  • D
    150\(^\circ \)
    Correct
7
In the given figure, if \(\angle \)1 = 30\(^\circ \), find \(\angle \)3.
Question 7 figure 1
  • A
    30\(^\circ \)
    Correct
  • B
    150\(^\circ \)
  • C
    None of these
  • D
    60\(^\circ \)
8
Find the angle which is equal to its complement.
  • A
    45\(^\circ \)
    Correct
  • B
    50\(^\circ \)
  • C
    60\(^\circ \)
  • D
    30\(^\circ \)
9
Find the angle which is equal to its supplement.
  • A
    30\(^\circ \)
  • B
    50\(^\circ \)
  • C
    90\(^\circ \)
    Correct
  • D
    60\(^\circ \)
10
Find the measure of an angle which is 24\(^\circ \) more than its complement.
  • A
    33\(^\circ \)
    Correct
  • B
    24\(^\circ \)
  • C
    None of these
  • D
    66\(^\circ \)
11
Find the measure of an angle which is 32\(^\circ \) less than its complement.
  • A
    66\(^\circ \)
  • B
    32\(^\circ \)
  • C
    None of these
  • D
    29\(^\circ \)
    Correct
12
How many end points does a line segment have?
  • A
    3
  • B
    1
  • C
    0
  • D
    2
    Correct
13
In the following figure: Which angle is adjacent to ∠1?
Question 13 figure 1
  • A
    \(\angle \)2
    Correct
  • B
    \(\angle \)5
  • C
    None of these
  • D
    \(\angle \)3
14
If a line is a transversal to three lines, how many points of intersections are there?
  • A
    2
  • B
    1
  • C
    3
    Correct
  • D
    4
15
State the property that is used below: If a \(\parallel \) b, then \(\angle \)1 = \(\angle \)5.
Question 15 figure 1
  • A
    vertically opposite angles
  • B
    alternate interior angles
  • C
    pair of interior angles
  • D
    corresponding angles
    Correct