class 10 math - Check Topics Removed from Syllabus for 2020-21
Board has deleted some portion of the syllabus for the ease of students who will be taking their CBSE Board Exam next year.CBSE Class 10 Maths has been published with a 30% reduction in the original syllabus. note: red color texts are removed from the math syllabus
NUMBER SYSTEM
Real number – Euclid division lemma
ALGEBRA
POLYNOMIALS – Statement and simple problem on division algorithm for polynomials with real coefficients.
LINEAR EQUATIONS IN 2 VARIABLES –method of cross multiplication .
QUADRATIC EQUATION-situational problem based on equation reducible to the quadratic equation.
ARITHMETIC PROGRESSIONS- application in solving daily life problems based on a sum to n terms.
COORDINATE GEOMETRY
COORDINATE GEOMETRY- The area of triangle.
GEOMETRY
TRIANGLES- proof of the following theorems are deleted
· The ratio of the areas of the 2 similar triangles is equal to the ratio of the square of their corresponding sides.
· In a triangle, if the square on 1 side of triangle is equal to the sum of the squares on the other sides, the angle opposite to the first side is a right angle.
CIRCLES- NO DELETION
CONSTRUCTIONS- construction of the triangle similar to given triangle.
TRIGONOMETRY
INTRODUCTION TO TRIGNOMETERY – motivate the ratio whichever are defined at 00 and 900.
TRIGONOMETRIC IDENTITIES – the trigonometric ratio of the complementary angle.
HIGHT AND DISTANCE –NO deletion.
MENSURATION
AREA RELATED TWO CIRCLES- problem on a central angle of 1200.
SURFACE AREA AND VOLUMES- frustum of a cone.
STATISTICS – step deviation for finding the mean – cumulative frequency graph
PROBABILITY- NO DELETION
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