The presentation contains 67 SLIDES: AREA OF AREA OF TRIANGLE Constructing the formula for area of a triangle. Altitudes ( height) of a triangle. Finding the area of the triangle. Finding the height of the triangle. Finding the base of the triangle. Formula for area of an right angled triangle and its example. Formula for area of an isosceles right angled triangle and its example. Application on area of triangle. AREA OF RECTANGULAR PATHS Finding the area of the rectangular path. Applications on rectangular path. Finding the area of the cross paths. Application on area of cross path. AREA OF PARALLELOGRAM What is parallelogram. Constructing the formula for area of a parallelogram. To locate the height for a given base. Finding the area of the parallelogram. Finding the height of the parallelogram. Finding the base of the parallelogram. Application on area of parallelogram. AREA OF CIRCLE Construction of formula to find the area of circle. Finding the area of a circle using the formula. Finding the area given the diameter and examples. To calculate the area of the different shapes. Area between Two Concentric Circles. Example on two concentric circles.

The presentation contains** 20 SLIDES:** Definition of probability with examples. Random Experiment with an example. Outcome with an example. Sample space with an example. Event with an example. Probability formula. Example of tossing a coin once, twice and thrice. Example of throwing a die once and twice. Example of spinning wheel. Example of 52 deck of cards.

The presentation contains 22 SLIDES: Definition of circumference. The construction of formula of the circumference. The relationship between the diameter and the radius of a circle. Finding the circumference given the radius. The value of π. Examples of circumference. Finding the radius given the circumference. Finding the diameter given the circumference. Find the perimeter of the given shapes. Applications on the circumference.

The presentation contains 15 SLIDES: Learning Objectives. Definition of a Pictograph. Parts of a pictograph. Tips for construction of pictograph. Steps to construct pictograph with an example. Scaling and drawing a pictograph. Read and Interpret a pictograph

The presentations contains 20 SLIDES: Definition of combustion The conditions necessary for combustion with examples. Forests fires. Inflammable substances. Igniting a matchstick. Types of combustion with examples. Ways to control fire. Flame. Structure of a flame. Characteristics of a good fuel. Calorific value of a fuel. Harmful effects of burning of fuels.

The presentation contains 82 SLIDES: Understanding the cube. Definition of the cube numbers. The power notation of a cube number. How to write and read the cube number. Perfect Cubes from 1 to 1000. Examples of cube numbers. Pattern in cube numbers. Properties of cube numbers Numbers with their ones digit as 1 their cubes also will have the ones digit as 1. Numbers with their ones digit as 4 or 5 their cubes also will have the ones digit as 4 or 5. Numbers with their ones digit as 6 or 9 their cubes also will have the ones digit as 6 or 9. Numbers with their ones digit as 0 their cubes also will have the ones digit as 0. Numbers with their ones digit as 2 their cubes will have the ones digit as 8 and vice versa. Numbers with their ones digit as 3 their cubes will have the ones digit as 7 and vice versa. Examples on the above properties. Cubes of Even numbers are Even. Cube of Odd numbers are Odd. Examples on the above properties. The cube of a negative integer is negative. Examples on the above property. The cube of a rational number. Examples on the above property. Vocabulary of cube root. The cube root symbol. The working of a number having cube root. Cube root for fractions. Properties of a cube root. Examples of a cube root. Cube root of a negative number Two ways to find cube roots. Prime factorization with examples of whole number and decimal number. Estimation with examples.

The presentations contains 20 SLIDES: Definition of percentage. Where do you see percentage? Converting Percentages into fractions, decimals and ratios. Converting fraction to percentage. Converting decimals to percentage. Converting ratios to percentage. Applications on percentages. Percentage For comparison. To find a given percentage of a given quantity. To express a quantity as a percentage of another. To find the whole using a given percentage. Increase or decrease as percent.

The presentation contains 15 SLIDES: Definition of Simple interest. Vocabulary on different terms used in simple interest e.g. time, principal. Formula of simple interest. Formula of Amount. Explanation of rate of interest with an example. Real life problems of finding different parameters of the formula.

The presentation contains 19 SLIDES: Learning Objectives. Definition of a Histogram. Parts of a histogram. Difference Between bar graph and histogram. Types of intervals. Tips for construction of bar graph. Steps to construct bar graph with an example. Read and Interpret a histogram.

The presentation contains 20 slides: Real life application. Mathematician behind the Cartesian system . Ordered pair with examples. Coordinate Planes. Quadrants. The signs of each of the Quadrant with examples. Way of locating points on a graph paper.

The presentation contains 22 SLIDES: Definition of symmetry. Line of symmetry. Symmetric figures. Horizontal symmetry with examples Vertical symmetry with examples Diagonal symmetry with examples Figures having two lines of symmetry with examples. Figures having multiple lines of symmetry with examples Translational symmetry with examples. Rotational symmetry with examples. Reflection symmetry with examples. Glide symmetry with examples.

The presentation contains 22 slides: What is Air pollution ? The types of air pollutants. Sources of air pollution. Natural Sources. Human Sources. Effects of air pollution on humans. Smog. Effects of Smog. Chlorofluorocarbons. Sources of chlorofluorocarbons. Ozone Layer. Hole in the ozone layer. Effects of Ozone depletion. Acid Rain. Marble Cancer. Greenhouse Effect. Consequences of Global warming.

The presentation contains 20 SLIDES: Definition of fiber and its types. Natural fibers with example. Synthetic fibers with examples. Types of synthetic fibers. Rayon with example. Nylon with example. Polyester with example. Acrylic with example. Characteristics of synthetic fibers. Plastic. Characteristics of plastic. Thermoplastic with examples. Thermosetting plastics with examples. Properties and uses of plastics. Plastics are non –reactive. Plastic is light, strong and durable. Plastics are poor conductors. Problems with the use of plastics. Environmental friendly steps.

The presentation contains 20 SLIDES: Definition of mangrove. Geographical Regions. Geographical distribution of mangroves in India . Types of mangroves. Black mangrove with examples. Red mangrove with examples. White mangrove with examples. Mangrove functions. Mangrove uses. Mangrove threats. Mangrove restoration.

The presentation contains 20 SLIDES: Definition of variation. Types of variation. Direct variation with example. Inverse or indirect variation with example.

The presentation contains 20 SLIDES: Central Tendency. Importance of Central Tendency. Types of measures of central tendency. Mean and its examples. Range and its examples. Median and its examples. Mode and its examples.