In figure, if lines $l$ and $m$ are parallel, then $x =$ 
- A$20^\circ$
- ✓$45^\circ$
- C$65^\circ$
- D$85^\circ$
Answer: B.
View full solution →Question types
Lines And Angles question types
120 questions across 7 question groups — pick any mix to generate a Maths paper with step-by-step answer keys.
120
Questions
7
Question groups
5
Question types
01
MCQ(1M)
13 Q→02Fill in the Blanks.
12 Q→03True False With Reason
9 Q→041 Mark Question
8 Q→052 Mark Question
28 Q→063 Mark Question
28 Q→074 Mark Question
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.
In figure, if $ l_1 || l_2,$ what isb the value of $y$ ?
- A$100$
- B$120$
- ✓$135$
- D$150$
Answer: C.
View full solution →If two interior angles on the same side of a transversal intersecting two parallel lines are in the ratio $2 : 3,$ then the measure of the larger angle is:
- A$54^\circ$
- B$120^\circ$
- ✓$108^\circ$
- D$136^\circ$
Answer: C.
View full solution →In figure, $\text{AOB}$ is a straight line. If $\angle\text{AOC}+\angle\text{BOD}=85^\circ,$ then $\angle\text{COD}=$
- A$85 ^{\circ}$
- B$90 ^{\circ}$
- ✓$95 ^{\circ}$
- D$100 ^{\circ}$
Answer: C.
View full solution →In figure, if $l_1 || l_2$ and $l_3 || l_4$, what is $y$ in terms of $x$?
- A$90+\text{x}$
- B$90+2\text{x}$
- ✓$90-\frac{\text{x}}{2}$
- D$90-2\text{x}$
Answer: C.
View full solution →Fill in the blank in the following to make the statement true:
If two parallel lines are intersected by a transversal, then each pair of corresponding angles are ______.
If two parallel lines are intersected by a transversal, then each pair of corresponding angles are ______.
Fill in the blank so as to make the following statements true:
If one angle of a linear pair is acute, then its other angle will be ________ .
If one angle of a linear pair is acute, then its other angle will be ________ .
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.
The following statements are true (T) and which are false (F)?If two adjacent angles are equal, then each angle measures 90°.
The following statements are true (T) and which are false (F)?
Angles forming a linear pair are supplementary.
Angles forming a linear pair are supplementary.
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)? 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 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.
Write the complement of the following angles:35°
Write the complement of the following angles:
20°
20°
Write the complement of the following angles:
30°
30°
Write the supplement of the following angles:
132°
132°
Write the complement of the following angles:
90°
90°
In figure, find the value of x.
Which pair of lines in the below figure is parallel? Give reasons.
An angle is equal to 8 times its complement. Determine its measure.
In figure, AOC is a line, find x.
Write the supplement of an angle of measure 2y°.
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.
In figure, AB || CD || EF and GH || KL. Find $\angle\text{HKL}.$
View full solution →Prove that the bisectors of a pair of vertically opposite angles are in the same straight line.
Define complementary angles.
In figure, Line $I _1$ and $I _2$ 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, rays OA, OB, OC, OD and OE have the common end point O. Show that $\angle\text{AOB}+\angle\text{BOC}+\angle\text{COD}+\angle\text{DOE}+\angle\text{EOA}=360^\circ.$
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 →Generate a Lines And Angles paper free
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