Page 309 - Math_Genius_V1.0_C6_Flipbook

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\ 07-Nov-2024 Bharat Arora Proof-8 Reader’s Sign _______________________ Date __________

B. Fill in the blanks.

1. Rotating a square does not change its ..............................
2. The perimeter of a regular hexagon of side 6 cm is ...............................

3. .............................. is a factor of every number.
4. A .............................. line of symmetry is the line that runs slanting across the shape and
splits it into two equal halves.
5. The numbers 3 and 5 together are called .............................. primes.

C. State whether the following statements are True (T) or False (F).
1. The successor of the number –9058 is –9059.

2. The sum of the first five multiples of 19 is 285.
3. Both length and breadth are not required to find perimeter of a rectangle.

4. Equivalent fractions are those fractions that have different numerators and denominators
but represent the same value.
5. Data collected directly from the source is called primary data.
D. Attempt the following questions.

1. Add the following integers. Also, write additive inverse of the integer so obtained.
(a) (–459) + 301 + (–50) + 109 (b) 30 + (–48) + (–15) – 80

2. In the adjoining figure, identify: D M C
(a) a pair of parallel lines
(b) a pair of perpendicular lines L T

(c) a pair of intersecting lines A N B
3. The HCF of two numbers is 32 and their LCM is 480. If one of the number is 160, find the
other number.
4. Find the area of the given figure.

5 cm
8 cm
8 cm

30 cm 30 cm

8 cm
8 cm
5 cm

5. In the word ‘MATHS’, which letters show rotational symmetry of order more than one.
1
6. To reach his office, Rajat walked for one-third of a kilometre, took a bus for 3 km and then
1 5
took a battery rickshaw for km. What was the total distance he covered? Was it more than
4
4 km?
7. Construct a rectangle in which one of the diagonals divides the opposite angles into 45°
each.

307 Model Test Paper – 2