Page 269 - ICSE Math 6

34. The perpendicular drawn from the vertex to the opposite side of a triangle is called its median.
35. All the points on a circle are equidistant from its centre.

36. An arc is a part of the circumference of a circle.
37. A cube has 8 faces.
38. A polyhedron is a 3D shape made up of polygons only.

39. A regular pentagon has 5 lines of symmetry.
40. A line of symmetry of a circle does not pass through its centre.
41. The area of a rectangle is length times its breadth.
42. The perimeter of a triangle with sides 3 cm, 3 cm and 4 cm is 10 cm.
43. In a bar graph, numbers are represented using pictures or symbols.

44. Mean is a central tendency that represents average of the data.

FILL IN THE BLANKS

1. The numeral form of two thousand forty-three is __________.
2. The expanded form of 94,089 is __________.

3. 12 × 65 × 5 = __________ × 65
4. The additive identity of whole numbers is __________.
5. The absolute value of (15 – 26) is __________.
6. On the number line, __________ is 4 units to the left of –16.
7. The first three multiples of 5 are __________, __________ and __________.

8. The HCF of 4 and 12 is __________.
5 5
9. The fractions and 2 are __________ fractions.
11 15
2
10. The mixed fraction which is the reciprocal of is __________.
9
2
11. The decimal representing the fraction is __________.
8
12. The largest decimal among 12.456, 10.546, 11.989 and 12.413 is __________.

13. The cardinality of set A = {x | x > 5, x ∈ N} is __________.
14. The set of all Hindi alphabets which are also an English alphabet is an __________ set.
15. The ratio between 1 km and 500 m is __________.

16. The value of x in 2 : 3 : : x : 6 is __________.
17. 35% of 100 is __________.
18. 12 is __________% of 48.
19. If A moves faster than B, then A covers __________ distance in an hour than B.
–1
20. 90 km h = __________ m s –1
3
3
21. In the term 7x y, the coefficient of x is __________.
22. A trinomial contains __________ non-zero terms.
2
23. The product of 4x and 3x is __________.
24. –7(m – 3n) = __________m + 21n

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