The angle between two hands of a clock at 10 AM is
- ✓$\frac{2}{3}$ right angle
- B$\frac{1}{5}$ right angle
- C$\frac{3}{2}$ right angle
- D$\frac{1}{2}$ right angle
Answer: A.
View full solution →Question types
LINES AND ANGLES [NEW] question types
128 questions across 8 question groups — pick any mix to generate a MATHS paper with step-by-step answer keys.
128
Questions
8
Question groups
5
Question types
01
M.C.Q. [1 Marks Each]
15 Q→02TRUE-FLASE [1 Marks Each]
19 Q→03BLANKS [1 Marks Each]
3 Q→041 Marks Question
13 Q→052 Marks Questions
32 Q→063 Marks Question
26 Q→075 Marks Questions
18 Q→08Match the following.
2 Q→Sample Questions
LINES AND ANGLES [NEW] questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
$\frac{2}{3}$ right angle $=$
- A$135^{\circ}$
- B$75^{\circ}$
- ✓$60^{\circ}$
- D$120^{\circ}$
Answer: C.
View full solution →At 5 O'clock, two hands of a clock are inclined at angle of
- ✓$150^{\circ}$
- B$120^{\circ}$
- C$165^{\circ}$
- D$130^{\circ}$
Answer: A.
View full solution →The measure of the angle between the hour hand and minute hand of a clock at 3 O' clock is
- A$120^{\circ}$
- ✓$90^{\circ}$
- C$150^{\circ}$
- D$60^{\circ}$
Answer: B.
View full solution →If a bicycle wheel has 36 spokes, then the angle between a pair of adjacent spokes is
- ✓$10^{\circ}$
- B$15^{\circ}$
- C$20^{\circ}$
- D$12^{\circ}$
Answer: A.
View full solution →The vertex of an angle lies on it.
The vertex of an angle lies in its exterior
The vertex of an angle lies in its interior.
The minimum number of points of intersection of three lines is one.
The maximum number of points of intersection of three lines is three.
Two lines in a plane are either _________________ or are _________________
An inkpot has both _________________ surfaces
A page of a book is a physical example of a _________________
Look at your watch face. Through how many right angles does the minute-hand moves between 8 : 00 O' clock and 10: 30 O' clock?
A bicycle wheel makes four and a half turns. Find the number of right angles through which it turns.
You are standing in a class-room facing north. In what direction are you facing after making a quarter turn?
A ship sailing in river Jhelam moves towards east. If it changes to north, through what angle does it turn?
Shikha is rowing a boat due north-east. In which direction will she be rowing if she turns it through: (i) a straight angle (ii) a complete angle.
Measure the following angle and classify it as acute, obtuse or right:
Measure the following angle and classify it as acute, obtuse or right:
Measure the following angle and classify it as acute, obtuse or right:
Measure the following angle and classify it as acute, obtuse or right:
Measure the following angles with the help of a protractor and write the measures in degrees: (Fig.)
With the help of your protractor, measure each of the angles $A, B, C, D$, shown in Fig. and find out their sum.
View full solution →With the help of your protractor, measure each of the angles $A, B, C$ shown in Fig. and find out their sum.
View full solution →Draw the letter $'Y'$ such that the three angles formed are $150^{\circ}, 60^{\circ}$ and $150^{\circ}$.
View full solution →Draw the letter '$M$' such that the angles on the side are $40^{\circ}$ each and the angle in the middle is $60^{\circ}$.
View full solution →Make any figure with three acute angles, one right angle and two obtuse angles.
Construct the following angles with the help of your protractor:
(i) $45^{\circ}$ (ii) $52^{\circ}$ (iii) $110^{\circ}$ (iv) $90^{\circ}$ (v) $180^{\circ}$ (vi) $32^{\circ}$ (vii) $165^{\circ}$ (viii) $15^{\circ}$ (ix) $75^{\circ}$ (x) $95^{\circ}$ (xi) $185^{\circ}$
View full solution →(i) $45^{\circ}$ (ii) $52^{\circ}$ (iii) $110^{\circ}$ (iv) $90^{\circ}$ (v) $180^{\circ}$ (vi) $32^{\circ}$ (vii) $165^{\circ}$ (viii) $15^{\circ}$ (ix) $75^{\circ}$ (x) $95^{\circ}$ (xi) $185^{\circ}$
Draw any $\angle A O B$ and take a ray $O C$ in the interior of this angle. Verify by measurement that $\angle A O B$ is equal to the sum of the angles $\angle A O C$ and $\angle B O C$.
View full solution →Draw a line $D B$ and take a point $A$ on it between $D$ and $B$ draw ray $A C$. Verify by measurement that $\angle B A C$ and $\angle C A D$ are supplementary.
View full solution →Construct a right angle $A B C$ with the help of a protractor. Mark a point $D$ in the interior of $\angle A B C$. Draw ray $B D$. Measure $\angle A B D, \angle D B C$. Verify that they are complementary.
View full solution →Draw any three triangles and write the measures of their angles adjacent to the corresponding vertices. For each triangle add up the three measures. What do you get?
| Column A | Column B |
| (i) Three non-collinear points | (a) are undefined terms in geometry |
| (ii) A plane extends | (b) can pass through a point |
| (iii) Indefinite number of lines | (c) indefinitely in all directions |
| (iv) Point, line and plane are | (d) determine a plane |
| Column A | Column B |
| (i) Points are collinear | (a) may be parallel or intersecting |
| (ii) Line is completely known | (b) are called incidence properties |
| (iii) Two lines in a plane | (c) if they lie on the same line |
| (iv) Relations between points and lines | (d) if two points are given |
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