Respuesta :

Angle ABC = 66deg.


Chord PD = 6.4m


Tangent YX = 15.874 = 15.87m


1. abc=180-90-acb=90-24=66

2. PD=AP*PC/BP=4*8/5=6.4

3. YX=sqrt(YV*YZ)=sqrt(9*19)=13.08