Lessons

Different patterns drawn with grey and yellow boxes

Lesson 1 - Introduction

Solving for a and d of an AP

Lesson 2 - nth term

Sum of first 40 multiples of 6

Lesson 3 - Sum of n terms

Tangents to circle from external point

Lesson 1 - Tangent to a circle

A dart board with different coloured circular regions

Lesson 2 - Circumference and Area of a Circle

Finding area of a sector of a circle

Lesson 3 - Area of a Sector

Length of silver wire required for making a brooch

Lesson 4 - Length of an Arc

A round table cover with six segment shaped designs

Lesson 5 - Area of a Segment

Colourful figures of combinations of geometrical shapes

Lesson 6 - Areas of combinations of plane figures

Monkey in a jungle where trees are arranged neatly in a grid

Lesson 1 - Introduction

Distance formula for collinear points

Lesson 2 - Distance formula

Circle with diameter drawn on the coordinate plane

Lesson 3 - Section formula

Finding area of a quadrilateral whose vertices are given

Lesson 4 - Area of a Triangle

Finding HCF in two iterations

Lesson 1 - Euclid's division lemma (HCF)

Positive odd integer 6q+1, 6q+3 and 6q+5

Lesson 2 - Euclid's division lemma (Properties of Numbers)

LCM and HCF of 96 and 404

Lesson 3 - Prime Factorization (HCF and LCM)

Explain why 7*11*13+13 is a composite number

Lesson 4 - Fundamental theorem of Arithmetic

Prove that √7 is irrational

Lesson 5 - Proof by contradiction

Express given decimals as rational numbers

Lesson 6 - Decimal Expansion

Graph for 2x+y+6=0

Lesson 1 - Introduction

Plotting a straight line on xy-plane

Lesson 2 - Graph

Lines parallel to x-axis and y-axis

Lesson 3 - Lines parallel to x-axis and y-axis

Pair of parallel lines on xy-plane

Lesson 4 - A pair

Example of unique solution, no solution, infinite solutions

Lesson 5 - Graphical solution of a pair

Substitution, elimination and cross-multiplication methods

Lesson 6 - Algebraic solution of a pair

Two cars traveling in the same direction

Lesson 7 - Cross-multiplication method

A stream whose speed of current is to be found

Lesson 8 - Equations reducible to a pair

different types of polynomials with varying degrees

Lesson 1 - Introduction

verifying zeroes of a polynomial

Lesson 2 - Zeroes of a Polynomial

factor and remainder theorem

Lesson 3 - Factor and Remainder Theorem

factorizing using algebraic identity table

Lesson 4 - Algebraic Identities

question on identifying number of zeroes from graphs

Lesson 5 - Zeroes, Graphs and Coefficients

Long division method to find g(x)

Lesson 6 - Division algorithm

problem types like coins, dice, colourful balls, area, people

Lesson 1 - Introduction

Lesson 2 - Coins

Ms. Owl and Ayush talking about textbook problems

Lesson 3 - Dice

Ms. Owl and Ayush talking about card pictures

Lesson 4 - Playing cards

Ms. Owl and Ayush talking about white ball

Lesson 5 - Colourful balls

Ms. Owl and Ayush talking about birthdays

Lesson 6 - Problems involving people

Check if given equations are quadratic

Lesson 1 - Introduction

Find sides of a right triangle using quadratic equation

Lesson 2 - Factorization

Find roots of (x^2) + 6x + 3 = 0 by completing squares

Lesson 3 - Completing the square

Word problem on two water pipes

Lesson 4 - Quadratic Formula

Finding nature of roots of given quadratic equations

Lesson 5 - Nature of roots

rectangular faces showing lateral surface area of a cuboid

Lesson 1 - Cuboid

cube splitting into 8 smaller cubes

Lesson 2 - Cube

cylinder formed by placing discs on top of one another

Lesson 3 - Cylinder

cone showing height and slant height

Lesson 4 - Cone

hemispherical dome of a building

Lesson 5 - Sphere

triangular faces showing lateral surface area of rectangular pyramid

Lesson 6 - Pyramid

table with miniature geometric shapes for recalling surface area and volume

Lesson 7 - Revision - Surface Areas and Volume of solids

surface area of pen stand with conical depressions

Lesson 8 - Combination of solids

cylinder with hemisphere on top

Lesson 9 - Conversion of solids

Level 2 problem on BPT

Lesson 1 - Basic Proportionality Theorem

Prove that two given triangles are similar

Lesson 2 - Similar Triangles

Level 2 problem on ratio of areas of two similar triagnles

Lesson 3 - Areas of Similar Triangles

To find the distance of foot of ladder from wall

Lesson 4 - Pythagoras Theorem

triangles formed by objects and their shadows

Lesson 1 - Introduction

equilateral triangle with altitude to find trigonometric ratios for 30 degrees

Lesson 2 - Trigonometric ratios

trigonometric relationship between complementary angles

Lesson 3 - Complementary angles

question to solve trigonometric expression

Lesson 4 - Identities

application of trigonometry to find distance between girl and building

Lesson 5 - Applications