# TRIGONOMETRY

## SUMMARY OF VOLUME & SURFACE AREA OF 3D SOLIDS

Summary of Volume and surface area of 3D solids, and also download the Volume & Surface Area formula list. Use this as a quick revision guide.

Understand all about HEIGHT & DISTANCE from Basic to Advance using ANIMATION & Visual Tools. The below video cover the following: Basics concepts that you should know before dealing with concept of height and Distance. Formula List (pdf format) of complete Trigonometry. Approach to solve Height & Distance Questions. Basics questions to for the foundation

## SUM & DIFFERENCE OF TRIGONOMETRIC RATIOS

Understand the formulas of Sum & Difference of Trigonometric ratios, with help of Animation & Visual tools. Understand the difference between these expressions
(i) Sin (30 + 45)
(ii) Sin 30 + Sin 45

## COMPARISON OF TRIGONOMETRIC GRAPHS

Understand comparison of TRIGONOMETRIC GRAPHS using ANIMATION & VISUAL Tools.

This conclusion of Trigonometric graphs, will help you connect all the graphs in a single picture. The below video includes comparison of all the 6 trigonometric function graphs and the observations related to the comparisons.

## TECHNIQUE TO REMEMBER TRIGONOMETRIC RATIO FORMULAS IN DIFFERENT QUADRANT SYSTEM

Learn the Technique to Remember complete List of 21 Trigonometric Ratios Formulas in Different Quadrant System & Also solve problems based on the Technique. All this with help of Animation & Visual Tools

## TECHNIQUE TO REMEMBER TRIGONOMETRIC RATIO TABLE

Learn the Tricks & Techniques to memorize Trigonometric Ratio Table. Understand the Technique with help of Animation tools.

## CHANGE OF TRIGONOMETRIC RATIOS WITH TRIGONOMETRIC ANGLE

How change of Trigonometric angle effects Trigonometric Ratios? Understand how Trigonometric sides and Ratios changes with change in Trigonometric angle.

## TRIGONOMETRIC RATIOS TABLE & TRIGONOMETRIC RATIOS OF SPECIFIC ANGLES

Understand how Trigonometric angle θ is linked with Trigonometric ratios and how it forms Trigonometric Ratios Table.

## RELATION AMONG TRIGONOMETRIC RATIOS

Study about relationship between TRIGONOMETRIC ratios based on Trigonometric sides. And also solve questions related to it.

## INTRODUCTION TO TRIGONOMETRIC RATIOS

Ratios of Trigonometric sides are known as TRIGONOMETRIC RATIOS.

In Trigonometry, Trigonometric sides are given special significance. So the ratio’s of these sides automatically became important.

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