Ellipse
Chapter Name : Conic Section |
Sub Topic Code : 104_11_11_05_01 |
Topic Name : Ellipse |
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Sub Topic Name : Relationship Between Semi-Major Axis, Semi-Minor Axis And The Distance Of The Focus From The Centre Of The Ellipse |
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Introduction
Introduction to Ellipse and its related terms.
Pre-Requisites:
Knowledge about conics and axis of a curve.
Activity:
Observe the coordinates of center and length of both the axis.
Real Life Question:
What is an Ellipse and how it can be used?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Ellipse | An ellipse is the set of all points in a plane, the sum of whose distances from two fixed points in the plane is a constant. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Take a ellipse | Draw line segment joining two foci and find center and major and minor axis. |
Real life uses :
Used to determine the Planets and Satellites.
Practical examples around us
| Examples | Explainations |
|---|---|
| The orbit of earth | Sun is at one of the focus of the elliptical orbit of earth. |
What you learn in Theory:
Definition of Ellipse and related terms.
What you learn in Practice:
Use of ellipse’s equation in real life.