Solving these TS 6th Class Maths Bits with Answers 5th Lesson Measures of Lines and Angles Bits for 10th Class will help students to build their problem-solving skills.
TS 6th Class Maths Bits Chapter 5 Measures of Lines and Angles
Choose the correct answer and write it in the brackets:
Question 1.
Which of the following is an obtuse angle?
A) 90°
B) 45°
C) 135°
D) 180°
Answer:
C) 135°
Question 2.
270° is an example for ________.
A) Right angle
B) Obtuse angle
C) Straight angle
D) Reflex angle
Answer:
D) Reflex angle
Question 3.
A right angle measures ________.
A) 180°
B) 90°
C) 150°
D) 360°
Answer:
B) 90°
Question 4.
A complete angle measures ________.
A) 180°
B) 0°
C) 360°
D) 200°
Answer:
C) 360°
Question 5.
Which of the following is an acute angle?
Answer:
B) 
Question 6.
From the below figure \(\overline{\mathbf{B C}}\) = ________ cm.
A) 2cm
B) 3cm
C) 2.5 cm
D) 3.5 cm
Answer:
C) 2.5 cm
Question 7.
Line segment AB is denoted by ________.
A) \(\overline{\mathrm{AB}}\)
B) \(\stackrel{\leftrightarrow}{\mathrm{AB}}\)
C) \(\overrightarrow{\mathrm{AB}}\)
D) \(\overrightarrow{\mathrm{BA}}\)
Answer:
A) \(\overline{\mathrm{AB}}\)
Question 8.
Which of the following is not an example of a line segment?
A) Edge of a door
B) Edge of a textbook
C) Edge of a celiphone
D) Curve of a ball
Answer:
D) Curve of a ball
Question 9.
What is the angle between minute and hours hand when it is 9.00 A.M?
A) 90°
B) 180°
C) 270°
D) 45°
Answer:
A) 90°
Question 10.
Which of the following represents an angle 180° between the hands of a clock at ________.
A) 630 P.M
B) 6.00 P.M
C) 12.00 P.M
D) 8.45 A.M
Answer:
B) 6.00 P.M
Question 11.
Which of the following represents an acute angle?
Answer:
C) 
Question 12.
Which of the following is an obtuse angle?
Answer:
A)
Question 13.
Which of the following is a right angle?
A) 45°
B) 90°
C) 120°
D) 180°
Answer:
B) 90°
Question 14.
Which of the following is a straight angle?
A) 0°
B) 90°
C) 180°
D) 360°
Answer:
C) 180°
Question 15.
Which of the following is a reflex angle?
A) 175°
B) 180°
C) 360°
D) 270°
Answer:
D) 270°
Question 16.
Which of the following is a complete angle?
A) 90°
B) 180°
C) 270°
D) 360°
Answer:
D) 360°
Question 17.
Which of the following are perpendicular lines?
Answer:
A) 
Question 18.
Number of perpendicular lines can be drawn to a given lines?
A) 0
B) 1
C) 2
D) Infinite
Answer:
D) Infinite
Question 19.
1° = ________ part of one rotation.
A) \(\frac{1}{90^{\text {th }}}\)
B) \(\frac{1}{180^{\text {th }}}\)
C) \(\frac{1}{270^{\text {th }}}\)
D) \(\frac{1}{360^{\text {th }}}\)
Answer:
D) \(\frac{1}{360^{\text {th }}}\)
Question 20.
Which of the following are parallel line?
Answer:
B) 
Question 21.
| Group – A | Group – B |
| 1. acute angle | a. 360° |
| 2. right angle | b. 299° |
| 3. obtuse angle | c. 90° |
| 4. reflex angle | d. 91° |
| e. 45° |
A) 1 – a, 2 – b, 3 – c, 4 – d
B) 1 – d, 2 – e, 3 – c, 4 – a
C) 1 – e, 2 – c, 3 – d, 4 – b
D) 1 – e, 2 – c, 3 – b, 4 – d
Answer:
C) 1 – e, 2 – c, 3 – d, 4 – b
Question 22.
| Group – A | Group – B |
| 1. Length of line segment | a. protractor |
| 2. measure of an (degree) angle | b. compasses |
| 3. Comparison of line segments | c. ruler |
| 4. to draw an arcs | d. divider |
A) 1 – d, 2 – c, 3 – b, 4 – a
B) 1 – c, 2 – a, 3 – d, 4 – b
C) 1 – a, 2 – c, 3 – d, 4 – b
D) 1 – c, 2 – a, 3 – b, 4 – d
Answer:
B) 1 – c, 2 – a, 3 – d, 4 – b
Question 23.
How many right angles make a complete angle?
A) 1
B) 2
C) 3
D) 4
Answer:
D) 4
Question 24.
Which of the following is not true from the given below figure ?
A) AC + CD + DB = AB
B) \(\overline{\mathrm{CD}}\) = AB – (AC + DB)
C) \(\overline{\mathrm{CD}}=\overline{\mathrm{AD}}-\overline{\mathrm{AC}}\)
D) \(\overline{\mathrm{CD}}=\overline{\mathrm{BD}}-\overline{\mathrm{AC}}\)
Answer:
D) \(\overline{\mathrm{CD}}=\overline{\mathrm{BD}}-\overline{\mathrm{AC}}\).
Question 25.
Which of the following is true from the above figure?
A) AC > AD
B) CD >BC
C) AD < BD
D) BC > AC
Answer:
D) BC > AC
Question 26.
Right angle lies between which two angles?
A) 0 – 45°
B) 0° – 89°
C) 45° – 90°
D) 0° – 99°
Answer:
D) 0° – 99°
Question 27.
Which of the following is not true ?
A) 450° is an acute angle
B) 120° is an obtuse angle
C) 181° is a straight angle
D) 360° is a complete angle
Answer:
C) 181° is a straight angle.
Question 28.
Which of the following is not true ?
A) Intersecting lines meet at a single point.
B) Non-intersecting lines are parallel
C) If two lines are ⊥ then the angle between them is 90°
D) A line separates a plane into 4 parts.
Answer:
D) A line separates a plane into 4 parts.
Question 29.
Statement (I) : Ruler is used to draw linesegments.
Statement (II) : Divider is used to compare lengths of linesegments
A) Both I & II are true
B) Both I & II are false
C) I is true but II is false
D) I is false but II is true
Answer:
B) Both I & II are false
Question 30.
Statement (I): Acute angle is less than 90°.
Statement (II): Right angle is 90°
Statement (III): 180° < ∠P < 360°, the P is a reflex angle
A) I, II, & III are true
B) I, II are true but III is false
C) I, III are true but II is false
D) None of these
Answer:
A) I, II, & III are true.
Question 31.
Statement (I): 1° = \(\frac{1}{360}\) th part of one rotation.
Statement (II): 45° + 45° = right angle
Statement (III): 120° + 90° = reflex angle
A) I, II, III are false
B) I, II are true but III is false
C) I is true but II & III are false
D) I, II, III are true
Answer:
D) I, II, III are true.
Question 32.
An angle which is less than 90° is angle called a ________.
A) Acute
B) Right
C) Obtuse
D) Reflex
Answer:
A) Acute
Question 33.
An angle which is 90° < 0 < 180° then θ is ________.
A) Acute
B) Right
C) Obtuse
D) Straight
Answer:
C) Obtuse
Question 34.
An angle which lies between 180 ° and 360° then it is called a ________ angle.
A) Right
B) Straight
C) Complete
D) Reflex
Answer:
D) Reflex
Question 35.
Non-intersecting lines are called ________ lines.
A) Parallel
B) Perpendicular
C) Intersecting
D) Concurrent
Answers:
A) Parallel
Question 36.
If two lines meet at 90° then they are called ________ lines.
A) Parallel
B) Perpendicular
C) Intersecting
D) Concurrent
Answer:
B) Perpendicular
Question 37.
A line segment has ________ end points.
A) 0
B) 1
C) 2
D) 3
Answer:
C) 2
Question 38.
An angle which is equal to 180° is called a ________ angle.
A) Straight
B) Right
C) Reflex
D) Complete
Answer:
A) Straight
Question 39.
The instrument used to compare and measure angles more precisely is ________.
A) Protractor
B) Divider
C) Ruler
D) Set squares
Answer:
A) Protractor
Question 40.
In the adjacent figure, ∠AOB = ________.
A) 0°
B) 90°
C) 360°
D) 180°
Answer:
D) 180°
Question 41.
Which letter of English alphabet is an example for perpendicular lines ?
A) V
B) T
C) M
D) P
Answer:
B) T
Question 42.
Which letter of English alphabet is an example for both perpendicular lines and parallel lines ?
A) H
B) L
C) X
D) Z
Answer:
A) H
Question 43.
The edges of this instrument are perpendicular to each other ?
A) Divider
B) Compass
C) Set squares
D) Protractor
Answer:
C) Set squares
Question 44.
The type of angle formed between the hands of a clock at 6 ‘O’ clock in the evening ________.
A) Straight line
B) Acute angle
C) Obtuse angle
D) Right angle
Answer:
A) Straight line
Question 45.
At what time the two hands of a clock coincide?
A) At 3′ o clock in the evening
B) At 4′ o clock in the evening
C) At 12 noon
D) At 9′ o clock in the morning
Answer:
C) At 12 noon
Question 46.
from the adjacent figure ∠AOC = ∠BOC then ∠BOC = _____ °?
A) 90°
B) 45°
C) 30°
D) 60°
Answer:
B) 45°
Identify the angle of given figures.
Question 47.
∠XYZ is ________ angle.
A) Acute
B) Right
C) Obtuse
D) Straight
Answer:
A) Acute
Question 48.
∠PQR is ________ angle.
A) Acute
B) Right
C) Obtuse
D) Straight
Answer:
C) Obtuse