CBSE Class 9 Answered
IN TRIANGLE PQR, ANGLE PQR =90 DEGREE PR=10CM S IS MIDPOINT OF PR. FIND LENGTH OF QS.
Asked by dvmathur | 22 Nov, 2019, 14:42: PM

Construction: Extend QS such that QS = SO and Join PO and RO
Now,PORQ is a parallelogram ( as its diagonals bisect each other)
angle PQR = 90° ( given)
PORQ is a rectangle. ( //gm with an angle = 90° is rectangle)
PR = QO ( diagonals of rectangles are equal)
QS = PR/2
QS = 10/5 = 5 cm
Answered by Arun | 27 Nov, 2019, 09:41: AM
Application Videos
Concept Videos
CBSE 9 - Maths
Asked by chandininayak86 | 15 Dec, 2023, 07:36: AM
CBSE 9 - Maths
Asked by sagrawal0081 | 31 Aug, 2023, 19:24: PM
CBSE 9 - Maths
Asked by seemarana8535 | 11 May, 2022, 16:17: PM
CBSE 9 - Maths
Asked by aziznoorani17 | 04 Jan, 2022, 11:32: AM
CBSE 9 - Maths
Asked by vidyakashid7578 | 20 Sep, 2020, 01:36: AM
CBSE 9 - Maths
Asked by dvmathur | 22 Nov, 2019, 14:42: PM
CBSE 9 - Maths
Asked by prakash.sanyasi | 31 Oct, 2019, 23:27: PM
CBSE 9 - Maths
Asked by prakash.sanyasi | 21 Oct, 2019, 16:03: PM
CBSE 9 - Maths
Asked by Topperlearning User | 16 Aug, 2017, 15:08: PM