Basic Proportionality Theorem Notes - Class 10

Class 10: Basic Proportionality Theorem Notes - Class 10

The document Basic Proportionality Theorem Notes - Class 10 is a part of Class 10 category.
All you need of Class 10 at this link: Class 10

Prove that [basic proportional theorem]?
Ref: https://edurev.in/question/617932/Prove-that-basic-proportional-theorem-

Basic Proportionality Theorem(Thales Theorem) - 

Basic Proportionality Theorem Notes - Class 10

Basic Proportionality Theorem Notes - Class 10

Given - In triangle ABC,  DE is parallel to BC. DE bisects AB at D and AC at E.

To Prove - AD/BD= AE/CE

Construction - Join BE and CD and draw EF is perpendicular to AB and DG is perpendicular to AC.

Proof - 

As,  EF is perpendicular to AB, EF is the height of tr's ADE and DBE.

Basic Proportionality Theorem Notes - Class 10

The document Basic Proportionality Theorem Notes - Class 10 is a part of Class 10 category.
All you need of Class 10 at this link: Class 10

Download free EduRev App

Track your progress, build streaks, highlight & save important lessons and more!

Related Searches

Extra Questions

,

practice quizzes

,

shortcuts and tricks

,

Basic Proportionality Theorem Notes - Class 10

,

Semester Notes

,

ppt

,

Basic Proportionality Theorem Notes - Class 10

,

Viva Questions

,

pdf

,

Objective type Questions

,

Basic Proportionality Theorem Notes - Class 10

,

Important questions

,

Exam

,

past year papers

,

Previous Year Questions with Solutions

,

mock tests for examination

,

Free

,

study material

,

MCQs

,

video lectures

,

Summary

,

Sample Paper

;