In figure, if AB || CD, then the value of x is:
- 20°
- 30°
- 45°
- 60°
Question types
Lines And Angles question types
133 questions across 7 question groups — pick any mix to generate a MATHS paper with step-by-step answer keys.
133
Questions
7
Question groups
5
Question types
01
M.C.Q
26 Q→02True False[1 Marks ]
9 Q→03Fill In The Blanks[1 Marks ]
12 Q→041 Marks Question
8 Q→052 Marks Questions
28 Q→063 Marks Question
28 Q→074 Marks Questions
22 Q→Sample Questions
Lines And Angles questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
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In figure, which of the following statement must be true? (i) a + b = d + c (ii) a + c + e = 180° (iii) b + f = c + e
- (i) only
- (ii) only
- (iii) only
- (ii) and (iii) only
Two straight lines AB and CD cut each other at O. If $\angle\text{BOD}=63^\circ,$ then $\angle\text{BOC}=$
View full solution →- 63°
- 117°
- 17°
- 153°
In figure, if line segment AB is parallel to the line segment CD, what is the value of y?
- 12
- 15
- 18
- 20
Given $\angle\text{POR}=3\text{x}$ and $\angle\text{QOR}=2\text{x}+10^\circ.$If POQ is a straight line, then the value of x is:
View full solution →- 30°
- 34°
- 36°
- None of these
The following statements are true (T) and which are false (F)? Give reasons.
Two lines perpendicular to the same line are perpendicular to each other.
Two lines perpendicular to the same line are perpendicular to each other.
The following statements are true (T) and which are false (F)?
If angles forming a linear pair are equal, then each of these angles is of measure 90°.
If angles forming a linear pair are equal, then each of these angles is of measure 90°.
The following statements are true (T) and which are false (F)? Give reasons.
If two parallel lines are intersected by a transversal, then alternate interior angles are equal.
If two parallel lines are intersected by a transversal, then alternate interior angles are equal.
The following statements are true (T) and which are false (F)? Give reasons.
Two lines parallel to the same line are parallel to each other.
Two lines parallel to the same line are parallel to each other.
The following statements are true (T) and which are false (F)? Give reasons.
If two lines are intersected by a transversal, then corresponding angles are equal.
If two lines are intersected by a transversal, then corresponding angles are equal.
The supplement of an acute angle is ________ .
Fill in the blank in the following to make the statement true:
If a transversal intersects a pair of lines in such a way that a pair of alternate angles we equal. then the lines are ______.
If a transversal intersects a pair of lines in such a way that a pair of alternate angles we equal. then the lines are ______.
Fill in the blank in the following to make the statement true:
Two lines parallel to the same line are __________ to each other.
Two lines parallel to the same line are __________ to each other.
Fill in the blank so as to make the following statements true:If the sum of two adjacent angles is 180°, then the _____ arms of the two angles are opposite rays.
Fill in the blank in the following to make the statement true:
If two parallel lines are intersected by a transversal, then interior angles on the same side of the transversal are _______.
If two parallel lines are intersected by a transversal, then interior angles on the same side of the transversal are _______.
Write the complement of the following angles:
77°
77°
Write the supplement of the following angles:
138°
138°
Write the supplement of the following angles:
54°
54°
Write the supplement of the following angles:
132°
132°
Write the complement of the following angles:
90°
90°
An angle is equal to 8 times its complement. Determine its measure.
Two supplementary angles are in the ratio 4 : 5. Find the angles.
If the angles (2x - 10)° and (x - 5)° are complementary angles, find x.
Two supplementary angles differ by 48°. Find the angles.
If an angle differs from its complement by 10°, find the angle.
If the complement of an angle is equal to the supplement of the thrice of it. Find the measure of the angle.
If a wheel has six spokes equally spaced, then find the measure of the angle between two adjacent spokes.
Prove that the straight lines perpendicular to the same straight line are parallel to one another.
In figure, arms BA and BC of $\angle\text{ABC}$ are respectively parallel to arms ED and EF of $\angle\text{DEF}.$ Prove that $\angle\text{ABC}=\angle\text{DEF}.$
View full solution →How many pairs of adjacent angles, in all, can you name in figure 10.36.
Prove that the bisectors of a pair of vertically opposite angles are in the same straight line.
Define complementary angles.
In figure, Line $l_1$ and $l_2$ intersect at $O,$ forming angles as shown in the figure. $If x = 45,$ find the value of $y, z$ and $u$.
View full solution →In figure, lines PQ and RS intersect each other at point O. If $\angle\text{POR}:\angle\text{ROQ}=5:7,$ find all the angles.
View full solution →In figure, if l ∥ m ∥ n and $\angle{1}=60^\circ,$ Find $\angle{2}.$
View full solution →Generate a Lines And Angles paper free
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