CBSE Class 9 Answered
In
figure the side QR of PQR is produce to a point S. If the bisectors of PQR and PRS meet at T, then prove that QTR =.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
QPR = PRS - PQR (by exterior angle property) … (1)
QTR = TRS - RQT (by exterior angle property) … (2)
PQR = 2TQR (as QT is bisector) … (3)
PRS = 2TRS (as RT is bisector) … (4)
From (1), (3) and (4) we get
QPR = 2TRS - 2TQR
Or, QPR = 2(TRS - TQR)
Or, QPR = 2(QTR) Using (2)
Or,
Hence proved.
Answered by | 04 Jun, 2014, 03:23: PM
Application Videos
Concept Videos
CBSE 9 - Maths
Asked by raghavgargrg28 | 10 Sep, 2021, 05:11: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by kamateganpati | 08 Sep, 2021, 06:17: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by swatipuspapatel | 07 Feb, 2021, 07:29: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by sanjanatirthani0574 | 12 Sep, 2020, 10:18: AM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Tanushkadari456 | 22 Sep, 2019, 05:50: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Santosh.kumar0317 | 19 Aug, 2019, 05:12: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Chetna.lagoon | 18 Aug, 2019, 07:32: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Girishdhawan | 01 Jul, 2018, 03:13: PM
ANSWERED BY EXPERT
CBSE 9 - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT