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