Plzz tell me 72 and 74 no. Question 72, Find the numerical value of r from the
diagram given below
73. In APQR; PR. A in pv
and B iS a in PR. that
QR - RA - AB BP.
(i) that: LP : I :
(iii vahr of ZQ.
74. given figure
a right tnangle nght
If ZBCA 2ZBAC.
75. In AABC. AB AC D is a •n
BC such AD bi«cts angle B.AC.
Show that AD is perpendicular of
DC.
16. In the given figure.
Prove
MICE • ADCE