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Grade 9 Maths
Class
Tewodros G/Meskel
Access code required
Enroll
Lessons
Here is the class outline:
1. Unit-1: THE NUMBER SYSTEM
40 min
|
2. Prime factorization of a number
40 min
|
3. 1.1.2 Common factors and common multiples
40 min
|
4. 1.1.3 Rational Numbers
40 min
unit -1 |
5. The Real Number System
45 min
unit-1 |
6. Expressing terminating and repeating decimals as fractions
40 min
unit-1 |
7. 1.2.2 Irrational Numbers
40 min
unit-1 |
8. 1.2.3 Real numbers
45 min
unit-1 |
9. Exponents and Radicals
40 min
|
10. A. Roots and radicals
40 min
|
11. B.Meaning of fractional exponents |
12. Fractional exponents
40 min
|
13. Simplification of radicals
35 min
|
14. Addition and subtraction of radicals
40 min
unit-1 |
15. 1.2.5 The Four Operations on Real Numbers
40 min
unit-1 |
16. Rules of exponents
40 min
unit-1 |
17. Limits of Accuracy
40 min
UNIT-1 |
18. C. Significant figures
40 min
unit-1 |
19. Scientific Notation (Standard form)
40 min
unit-1 |
20. Rationalization
40 min
unit-1 |
21. More on rationalizations of denominators
40 min
unit-1 |
22. Euclid's Division Algorithm
40 min
unit-1 |
23. Summary on unit one
40 min
unit-1 |
24. 1.1 Revision on the set of rational numbers |
25. Revision on Rational Numbers |
26. Revision on Real numbers |
27. Revision on Meaning of fractional exponents |
28. Revision on Addition and subtraction of radicals |
29. Revision on Limits of Accuracy |
30. Revision on Rationalization |
31. 2.1 EQUATIONS INVOLVING EXPONENTS AND RADICALS
40 min
unit-2 |
32. 2.2 SYSTEMS OF LINEAR EQUATIONS IN TWO VARIABLES
40 min
unit-2 |
33. Linear equations in two variables
40 min
unit-2 |
34. System of linear equations and their solutions
40 min
unit-2 |
35. Solving systems of linear equations by the substitution method
40 min
unit-2 |
36. Solutions of a system of linear equations in two variables and quotients of coefficients
40 min
unit-2 |
37. 2.3 EQUATIONS INVOLVING ABSOLUTE VALUE
40 min
unit-2 |
38. Absolute value con.
40 min
unit-2 |
39. 2.4 Quadratic equations
40 min
unit-2 |
40. Solving quadratic equations using the method of factorization
40 min
unit-2 |
41. Solving quadratic equations by completing the square
40 min
unit-2 |
42. Solving quadratic equations using the quadratic formula
40 min
unit-2 |
43. The relationship between the coefficients of a quadratic equation and its roots
40 min
unit-2 |
44. Word problems leading to quadratic equations
40 min
unit-2 |
45. Revision on Equations |
46. Revision on absolute value and quadratic equations |
47. Revision on quadratic equations (con …) |
48. Sets and Elements
40 min
unit-3 |
49. Description of Sets
40 min
unit-3 |
50. The Set-Builder Method
40 min
|
51. The Notation of Sets
40 min
|
52. Subsets
40 min
|
53. Venn Diagrams, Universal Sets, Equal and Equivalent Sets |
54. Operations on sets
40 min
|
55. Intersection of sets
40 min
|
56. The relative complement (or difference) of two sets
40 min
|
57. The complement of a set
40 min
|
58. The symmetric difference between two sets
40 min
|
59. Cartesian product of sets
40 min
|
60. Problems involving sets
40 min
|
61. Revision on Sets and description of Sets |
62. Revision on Notation of Sets |
63. Revision on Operations on sets |
64. Revision on Difference and symmetric difference of sets |
65. Relations
40 min
|
66. Domain and range of a relation.
40 min
|
67. Graphs of relations
40 min
|
68. Graph of a relation with two or more inequalities
40 min
|
69. Revision on Relations |
70. Functions
40 min
|
71. Domain and range of a function
40 min
|
72. Combination of functions
40 min
|
73. product and quotient of functions
40 min
|
74. Graphs of linear functions
40 min
|
75. Graphs of quadratic functions
40 min
|
76. sketching graphs of quadratic functions using a table of values
40 min
|
77. sketching graphs of quadratic functions using the shifting rule
40 min
|
78. Minimum and maximum values of quadratic functios
40 min
|
79. Revision on Functions |
80. Revision on Functions and their linear graphs |
81. Revision on graphs of quadratic functions |
82. Revision on minimum and maximum |
83. Interior and exterior angles of a polygon
40 min
|
84. The sum of the measures of the interior angles of a polygon
40 min
|
85. Line of symmetry of figures |
86. Circumscribed regular polygons |
87. Side length, apothem, perimeter and area of a regular polygon |
88. Congruency of triangles |
89. Definition of similar figures |
90. SSS similarity theorem |
91. SAS similarity theorem |
92. AA similarity theorem |
93. Ratio of perimeters and ratio of areas on similar plane figures |
94. Real- life problems using congruency and similarity |
95. measuring angles in degrees |
96. Radian measure of an angle |
97. Trigonometrical ratios to solve right-angled triangles |
98. Trigonometrically values of Angles from Tables |
99. Trigonometrically values of positive obtuse Angle (θ) from Tables |
100. Symmetrical properties of circles |
101. Other symmetrical properties of circles |
102. Angle properties of circles |
103. Other Angle properties of circles |
104. Arc Lengths, Perimeters and Areas of Sectors |
105. The Area and Perimeter of a segment |
106. Areas of Triangles |
107. Areas of parallelograms |
108. prisms
30 min
|
109. Surface areas and volumes of prisms
30 min
|
110. Surface areas and volumes of circular cylinders |
111. Revision on interior angles of a polygon and Properties of regular polygons |
112. Revision on Congruency of triangles and Theorems on similarity of triangles |
113. Revision on Ratio of perimeters and ratio of areas on similar plane figures |
114. Revision on Radian and degree measures and trigonometrically ratios to solve right-angled triangles |
115. Revision on Symmetrical properties of circles and Angle properties of circles |
116. Revision on Arc Lengths, Perimeters and Areas of Segments and Sectors |
117. Revision on surface areas and volumes of cylinders and prisms |
118. Collection and Tabulation of Statistical Data |
119. Distributions and Histograms |
120. Measures of Location (Mean, Median and Mode(s)) |
121. The Median |
122. The mode |
123. Measures of Dispersion for Ungrouped Data |
124. Standard deviation (σ ) |
125. Properties of variance and standard deviation |
126. PROBABILITY |
127. Experimental probability |
128. Theoretical probability of an event |
129. Revision on Collection and Tabulation of Statistical Data |
130. Revision on Measures of Location (Mean, Median and Mode(s)) |
131. Revision on Measures of Dispersion for Ungrouped Data |
132. Revision on probability |
133. Introduction to vectors and scalars |
134. Representation of a vector |
135. Magnitude and direction of vectors |
136. Addition and subtraction of vectors |
137. Parallelogram law of vector addition |
138. Multiplication of vectors by scalars |
139. Position vector of a point |
140. Revision on vectors Representation, Magnitude and direction of vectors |
141. Revision on Addition and subtraction of vectors |
142. Lesson 4 |
143. Lesson 5 |
144. Lesson 6 |
145. Lesson 7 |
146. Lesson 8 |
147. Lesson 9 |
148. Lesson 10 |
149. Lesson 11 |
150. Lesson 12 |
151. Lesson 13 |
152. Lesson 14 |
153. Lesson 15 |
154. Lesson 16 |
155. Lesson 17 |
156. Lesson 18 |
157. Lesson 19 |
158. Lesson 20 |
159. Lesson 21 |
160. Lesson 22 |
161. Lesson 23 |
162. Lesson 24 |
163. AA similarity theorem |
164. Arc Lengths, Perimeters and Areas of Sectors |