Question

G

求解拜託🙏

P²tr²t.4:1 F+r: 1 d
√3
14.)△ABC 的內切圓與BC、CA、AB相切於P、Q、R,
6
ZB= ?
#ZA=56° » ZPRQ=54°
,
r:
B
R
A
P
=
13: 2136
C

Answer 1

Mer

52度