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We will be happy to post videos as per your requirements also. Do write to us.In this section we will discuss geometryproof-1 which contains the proofs on basic proportionality theorems.
|1) DE || OQ||1) Given (ΔPOQ)|
|3) PE/EQ = PD/DO||3) Basic Proportionality Theorem|
|4) DF || OR||4) Given (ΔPOR)|
|5) PF/FR = PD/DO||5)Basic Proportionality Theorem|
|6) PE/EQ = PD/DO||6) From (2) and (4) (Transitivity)|
|7) EF || QR||7) Converse of Basic Proportionality Theorem|
|1) AB || PQ||1) Given (ΔOPQ)|
|3) OA/AP = OB/BQ||3) Basic Proportionality Theorem|
|4) AC || PR||4) Given (ΔOPR)|
|5) OA/AP = OC/CR||5)Basic Proportionality Theorem|
|6) OB/BQ = OC/CR||6) From (2) and (4) (Transitivity)|
|7) BC || QR||7) Converse of Basic Proportionality Theorem|
|1) DE || BC||1) Given (ΔABC)|
|3) AB/AD = AC/AE||3) Basic Proportionality Theorem|
|4) FE || DC||4) Given (ΔADC)|
|5) AD/AF = AC/AE||5)Basic Proportionality Theorem|
|6) AB/AD = AD/AF||6) From (2) and (4) (Transitivity)|
|7) AD2 = AB x AF||7) Cross multiply|
Russia-Ukraine crisis update - 3rd Mar 2022
The UN General assembly voted at an emergency session to demand an immediate halt to Moscow's attack on Ukraine and withdrawal of Russian troops.