cotangent of an angle. angle (of a right • Use given trigonometric triangle) ratio(s) and find and verify and uses other trigonometric ratios them in /angles of the triangle. solving problems • Compute the in daily life trigonometric ratio contexts 0°,30°,45°,60° like finding • and 90° and use these for heights of different angles. different structures or distance from them. October Chapter 8 The learners may be provided 1) MCQ (MA1009): Introduction with opportunities (Lab Test determines activity/Art Integrated all to activity/Worksheets/Audio- 2) Oral trigonomet Trigonometry visual teaching) individually or in Quiz ric ratios groups and encouraged to — with : 3) respect to Trigonometric • Compute and apply Assignme a given trigonometric identities nt sheets acute Identities and simplify and solve angle (of a (Trigonometric mathematical problems 4) Case- right based triangle) Identities, • Compute the MCQ and uses Trigonometri trigonometric ratio of them in complementary angles 5) solving c ratios of and apply the values in Assertion problems complementa solving contextual - in daily life problems. reasoning contexts ry angles) type like Chapter 9 The learners may be provided questions finding with opportunities (Lab heights of Some activity/Art Integrated As different Application of activity/Worksheets/Audio- suggeste structures Trigonometry visual teaching) individually or in d in or distance groups and encouraged to — CBSE from them. (Height and Curriculu Distances) • Identify line of sight and m (MA1011): the determine angle of 1) Pen constructs Chapter 11 elevation and angle of Paper Construction depression. Test and Multiple • Apply trigonometric ratios Assessme (of specific angles) and the nt determine heights and 2) distances of the objects in Portfolio the real-life context. 3) Lab Practical Complete chapter deleted (Lab activities to be Texts in BOLD ITALICS are Topics / Chapters deleted from 2022-23 Syllabus 46
(Division of a • List and execute steps of done — Line Segment construction and divide from the Construction a line segment in a prescribe •a of a similar d books) triangle triangle, given ratio similar Construction to a of Tangents • List and execute steps of given to a Circle) triangle construction and as per a First Term construct a similar given Exam scale triangle as per a given factor. scale factor a pair of tangents • List and execute steps of from an external construction and point to a construct tangent(s) to a circle and justify the given circle procedures . Revision for First Term Exam First Term Exam November Chapter 10 The learners may be provided 1) MCQ (MA1012): Circles with opportunities (Lab Test examines activity/Art Integrated the steps (Tangent to a activity/Worksheets/Audio- 2) Oral of Circle, visual teaching) individually or in Quiz geometrica Number of groups and encouraged to — l Tangents from 3) constructi a Point on a • Draw, identify and Assignme ons and Circle) differentiate between the nt sheets reason out secant and tangent of a each step circle and prove and apply 4) Case- various theorems related based (MA1010): to circles MCQ derives proofs of • Prove and apply theorems 5) theorems related to the tangent of a Assertion related to circle and determine the - the number of tangents from reasoning tangents of the given point(s) type circles questions • Prove and apply theorem related to the tangent of a As circle and determine the length of the tangent/ Alternate Segment Theorem Texts in BOLD ITALICS are Topics / Chapters deleted from 2022-23 Syllabus 47
Chapter 12 The learners may be provided suggeste Areas related with opportunities (Lab d in activity/Art Integrated CBSE to Circles activity/Worksheets/Audio- Curriculu { Perimeter visual teaching) individually or in m and Area of a groups and encouraged to — 1) Pen Circle: A Paper Review, Areas • Describe the relationship Test and of Sector and between the circumference Multiple Segment of a and diameter of a circle Assessme Circle, Areas and define ������. nt of 2) Combinations • Apply the concepts of Portfolio of Plane circumference and area of 3) Lab and solve in for various Practical figures} circular objects in real life. (Lab activities • Describe sector and to be segment of a circle and done differentiate between the from the two prescribe d books) • Describe minor and major sector of a circle and differentiate between them. • Describe minor and major segment of a circle and differentiate between them. • Apply the formula of area of sector and segment of a circle, and compute the area of a specified region. • Calculate the length of an arc of a circle and comment whether it is the major arc or minor arc. • Calculate the area of various combinations of plane figures and apply the concepts of circles, quadrilaterals and triangles. December Chapter 13 The learners may be provided 1) MCQ (MA1013): Surface Area with opportunities (Lab Test finds and Volumes activity/Art Integrated surface areas and { Surface Area activity/Worksheets/Audio- 2) Oral volumes of of a visual teaching) individually or in Quiz objects in combination of groups and encouraged to — the Solids, Volume 3) surroundi of a • Apply formulae of the Assignme ngs by Combination surface area of different nt sheets visualising of Solids, solids and derive the them as a Conversion of surface area of the 4) Case- combinatio Solid from combination of these solid based n of One Shape to objects MCQ different Texts in BOLD ITALICS are Topics / Chapters deleted from 2022-23 Syllabus 48
another, • Apply formulae of the 5) solids like Frustum of a volume of different 3D Assertion a cylinder Cone, solids and derive the - and a Applications of volume of the combination reasoning cone, surface areas of these solid objects type cylinder and volume questions and a • Combine different solid hemispher Chapter 14 shapes to create a new As e, a Statistics solid form suggeste combinatio { Mean of d in n of Grouped Data, • Apply the formula for the CBSE different Mode of surface area of a cone and Curriculu cubes, etc. Grouped Data, derive the total surface m Median of area of the frustum 1) Pen (MA1014): Grouped Data, Paper calculates Mean, median • Apply the formula of Test and mean, and mode, volume of a cone and Multiple median Graphical derive the volume of the Assessme and mode Representation frustum nt for of Cumulative 2) different Frequency • Use concepts of surface Portfolio sets of Distribution} areas and volumes for a 3) Lab data variety of 3-D objects and Practical related to apply them toreal-life (Lab real-life situations activities contexts. to be The learners may be provided done with opportunities (Lab from the activity/Art Integrated prescribe activity/Worksheets/Audio- d books) visual teaching) individually or in groups and encouraged to — • Apply direct method and calculate the mean of the grouped data. • Apply step deviation method and calculate the mean for a grouped data. • Compute the mean and mode of the given data. • and interpret these two measures of central tendency. • Apply formula for the median of a given grouped data and calculate missing values of frequency. • Differentiate between mean, median and mode with examples and use most effective measure of central tendency in various cases. • Derive the co-ordinates to plot a graph and represent the two ogives. • Graph both ogives for the data obtained and Texts in BOLD ITALICS are Topics / Chapters deleted from 2022-23 Syllabus 49
determine the median of the given grouped data January Chapter 15 The learners may be provided 1) MCQ (MA1015): February Probability with opportunities (Lab Test activity/Art Integrated Calculates Revision activity/Worksheets/Audio- 2) Oral and Revision visual teaching) individually or in Quiz determines groups and encouraged to — the 3) probability • Differentiate between Assignme of a given Empirical Probability and nt sheets event Theoretical Probability and find the two for a 4) Case- variety of cases based MCQ • Calculate the probability of given events in an 5) experiment and comment Assertion whether they are - Complementary Events reasoning /Sure Events type /Impossible Events questions • Represent using organized As lists, tables, or tree suggeste diagrams and list the d in sample space for CBSE compound events Curriculu m • Calculate the probability 1) Pen of various events and rank Paper them from most to least Test and probable events. Multiple Assessme nt 2) Portfolio 3) Lab Practical (Lab activities to be done from the prescribe d books) March Board Exam Texts in BOLD ITALICS are Topics / Chapters deleted from 2022-23 Syllabus 50
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