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6th Primary
E.L.S
Remarks
Complete:
1- Ratio is used for compairing two quantities of the same ------------- and ---------2- The ------------ is the ratio between two quantities of different types.
3- Proportion is the -----------------------------------------------------------------------------4- If we multiply or divide the two terms by a certain number the value -------------( the ratio will be -------------- )
5- If we add or subtract the two terms by a number the value ------------( the ratio and the answer will be ------------------)
6- a- Drawing scale=--------
b-Real length=---------
c-Drawing length=---------
7- In ---------------------------- the DL < RL
8- In ---------------------------- the DL > RL
9- In Proportion the ------------------ = ---------------------10-Perimeter of a square = side X ------------11-Area of the square = side X --------------12-Perimeter of any triangle = ----------- + ------------- + ------------13- Perimeter of an equilateral triangle = side X ------------14- Perimeter of a rectangle = ( ---------- + -------- ) X ---------15- Area of a rectangle = ------------- X ------------16- -------------- is half the diameter
17- ( π ) Pie = -------- or --------18- Circumference = ------------ X --------19- Diameter = ----------- ÷ -------------20- The ratio between the perimeter of a square to its side = -------------21- The ratio between the side of the square to its perimeter = --------------22- In a square the ratio between the two sides = ------------
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23- In two squares P1 : P2 = -----------24- The ratio between the perimeter of an equilateral triangle to its side = ------25- The ratio between the sides of an equilateral triangle to its perimeter = -----26- In an equilateral triangle the ratio between two sides is= -------------27- The ratio between diameter : radius is ---------- and radius to diameter is -----28-The ratio between circumference : diameter = --------------29- The ratio between diameter : circumference = -------------30- The ratio between circumference : radius = ------------31- The ratio between radius : circumference = -------32- If a circle touches the inner sides of a square,
so the ratio between the circumference : perimeter = ----------so the ratio between the perimeter : circumference = ----------33- If two circles cir1 : cir 2 = -----------34- The sum of measures of angles of any triangle = ------------35- The sum of measures of angles accumulated at a point = -----------36- The two -------------- lines never intersect
37- The two non parallel lines intersect at a ----------38- The two perpendicular and intersected straight lines form -----------39- The --------- divide the rectangle and the square into 2 equal right angled triangle.
40- The two perpendicular lines form two ----------41- The first and fourth terms of a proportion are called -------------, while the second
and the third terms are called --------------42- -------------------- is the ratio in which the 2nd term is 100
43- The right angle = ------44- The acute angle is -------------- than 90 °, while the obtuse angle is -------- 90°
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45- Any triangle has at least --------------46- In an equilateral triangle there are ----------------- angles
47- The square and the rectangle have ----------- angles each equals ----------48- The square has four ------------ sides
49- The rectangle has ---------sides, each two opposite sides are ---------- in length
50- The shape which has 4 equal sides is a ------------ or a -------------51- If the radius of a circle equals 5 cm., then the ratio between the radius and the
longest chord is ---------------52- If ( a ) equals half ( b ) then a : b = ----------- and b : a = ------------53- If A equals twice B , then A : B = ------------ and B : A = --------54- If A =
1
3
B and B =
1
3
C , then A : C = -------------
55- 1 = --------------- %
56- To find the profit = ------------------- - ---------------57- To find the loss = ------------ - -------------58- Cost Price = -------------------------------59- Selling Price = ------------------------------------60-If 5 and 8 are two quantities of the same type, then 5/8 is a ------------61- The 2 diagonals bisect each other in each of -----------, ---------- ------- and -------62- The four angles are 90° in each of -------------- and -------------63- The 2 diagonals are perpendicular in ------------ and ---------------and equal in length in --------------- and ---------------64- The parallelogram is a quadrilateral in which its 2 diagonals --------------65- In the parallelogram, the sum of any two consecutive angles = -------------- °
66- The rhombus is a square if ------------ are equal in length
67- If one of the angles of parallelogram is right then it is called --------------68- The parallelogram whose two adjacent sides are equal in length is called -------
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69- The range is the ------------------------------------------------------------------------70- The data that describes the condition of individuals using words is called ---------while that consists of numbers to represent certain phenomena is called ---------71- The -------------- is a cuboid with -------------- dimensions
72- In proportion the product of -------------- equals ---------------------------3
73- Edge length of a cube = sum of edges ÷ ------------ = √
= √
= Perimeter of one face ÷ -------------74- ---------------- is unit for measuring capacity
75- The cube and cuboid has ------------- vertices -------------- face -------------- edge
76- If the drawing scale is <1 then this expresses -------------& if > 1 it is ------77- Any thing that occupies a room in the space is called -----------78- Rate is -----------------------------------------------------------------------79- The area of a parallelogram is -------------------- while its perimeter is ------------80- The area of a triangle is -------------------- while its perimeter is ------------81- The area of a rhombus is ---------- or -----------while its perimeter is ----------82- Any shape with 4 sides is called -------------------83- P.B.D=-------------------------------- While P.A.D. = --------------------------------84- Discount = --------------------------------85- In a rectangle : Length =---------------------- & Width = ---------------------
Answers
Page 1 :
1) type & unit
2) average or rate
3) equality of two or more ratios
4) will not change,will be of the same value 5) will change,will be with different value
6) a) D.S.=
𝐷.𝐿.
𝑀𝑎𝑝
=𝑅𝑒𝑎𝑙 𝐿𝑒𝑛𝑔𝑡ℎ
𝑅.𝐿.
𝐷.𝐿.
b) R.L.=
c) D.L. = D.S. x R.L.
𝐷.𝑆.
7) Reduction scale 8) Magnifying scale 9) Product of extreems = Product of means
10) Side x 4
11) Side x Side
14)( L+W) x2
12) Side + Side + Side
15) L x W
19) circumference ÷ 𝜋
16) Raduis
20) 4:1
21) 1:4
Page 2 :
23) P1 :P2 = S1:S2
24) 3:1
28) 𝜋 : 1 = 22:7 = 𝜋
29) 7:22 = 1: 𝜋
32) C:P=11:14 , P:C =14:11
37) point
Page 3 :
45) 2 acute angles
56) S.P_ C.P
39) diagonal
34) 180
31) 7:44 = 1:2 𝜋
35) 360
36) parallel
40) right angles
41) extreems , means
44) less than , more than
47) 4 equal , 90
51) 1:2
57) C.P_S.P.
52) 1:2 , 2:1
58) S.P+L=S.P_P
61) parallelogram,Square,rectangle,rhombus
Square,rectangle
27)D:R =2:1 , R:D = 1:2
30) 44:7 = 2 𝜋 : 1 = 2 𝜋
46) 3 equal
50) square or rhombus
18) 𝜋 x Diameter
7
26) 1:1
33) D1:D2=R1:R2
43) 90
22
22) 1:1
25) 1:3
38) 4 right angles
42) Percentage
17) 3.14 ,
13) Side x 3
64)bisect
65)180
48) equal
53) 2:1 , 1:2
49) 4,equal
54) 1:9
59) C.P+P=C.P_L
62)square,rectangle
66)its diagonales
55)100%
60) Ratio
63) Square,rhombus /
67)rectangle
68)Rhombus
Page 4 :
69)= maximum no. _minimum no.
70)descriptive ,quantitative
71)Cube , equal
72) extreems , product of means
73)12 , ∛volume , √Area, P÷4
74)Liter,milliliter
75) 8,6,12
76)Reduction Scale , Magnifying scale
77) solid
78)ratio bet.2 quantities of different types
79)base x height , sum of sides
80)half base x height , sum of sides
81)base x height or half D1 x D2 , side x 4
82) Quadrilateral
85) Length =
𝑃
2
– W or
83) P.A.D + Dis. / P.B.D _ Dis.
𝐴𝑟𝑒𝑎
𝑊𝑖𝑑𝑡ℎ
/
Width =
𝑃
2
– Length or
84) P.B.D _ P.A.D
𝐴𝑟𝑒𝑎
𝑙𝑒𝑛𝑔𝑡ℎ