CBSE deleted syllabus of 10th class 2020-21 for Mathematics
As per the latest announcement by Central Board of Secondary Education regarding reducing the syllabus by 30%, subject wise declaration has been made too. Students have been eager to be intimated about the deletion of topics considering half of the financial year has gone by. This article caters to the CBSE deleted syllabus 10th class subject that would not be addressed in the Board examination.
Central Board of Secondary Education took this step considering the pandemic and the loss of studies it caused to the students for not attending schools. The current mode of learning for school students since March 2020 to till date has been a virtual classroom (the online mode). This mode has caused for students to miss out on a lot of their topics. This led CBSE to reduce a major chink of syllabus from the usual.
In this article, you will be provided with the CBSE deleted syllabus of 10th class for Mathematics.
|CHAPTER||TOPICS deleted from the syllabus|
|UNIT I- NUMBER SYSTEM||Real Numbers||Euclid’s division lemma|
UNIT II- ALGEBRA
|Polynomials||Statement & simple problems on division algorithm for polynomials with real coefficients|
|Pair of linear equations in two variables||Cross-multiplication method|
|Quadratic equations||Situational problems based on equations reducible to quadratic equations|
|Arithmetic Progressions||Application in solving daily life problems based on sum to n terms|
|UNIT III- COORDINATE GEOMETRY||Coordinate Geometry||Area of Triangle|
UNIT IV- GEOMETRY
|Triangles||Proof of below theorems- |
1.The ratio of area of two similar triangles is equal to the ratio of the squares of their corresponding sides.
2.In a triangle, if the square on one side is equal to the sum of square on the other two side, the angle opposite to the first side is a right angle.
|Construction||Construction of a triangle similar to a given triangle|
UNIT V- TRIGONOMETRY
|Introduction of Trigonometry||Motivate the ratios whichever are defined at 0 degree and 90 degree|
|Trigonometric Identities||Trigonometric ratios of complementary angles|
|Heights and Distances||Nothing deleted|
|Areas related to Circle||Problems on central angle of 120degree|
|Surface areas and volumes||Frustum of a cone|
|UNIT VI- STATISTICS & PROBABILITY||Statistics||1.Step deviation method for finding mean |
2.Cumulative frequency graph
Class 10th students are advised to refer to the NCERT books for topics and preparation.
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