proof of Heron's formula class 9 .

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Heron's formula class 9
class 9 maths
cbse 9 maths
icse class 10 maths
#cbse9 #cbsemaths #maths
Class 9 maths
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class 9 maths chapter 12
class 9 maths book
class 9 maths ncert book
Chapter 12 Heron's Formula
Ch 12 Introduction
Heron's Formula
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Thank you sir
Bahut accha padha rahe hai aap

sandeepkumar
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thank you sir itne acche se explain krrne k liye .

nehuentertainment
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3:37 how did you cancelled -x² and -x² here???
"-" and "-" gives us "+"
If it could be -x² and +x² then only they could have get cancelled. Right??

AaradhyaJha-bt
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sir ye thoda bada ho gaya explanation. koi short trick nahi h kya

VikramSingh-wobb