B i X=60+BG=65 Z=BE+BCi
2.1+0.718=2.816
Z=68.453+1.444=69.897
A i X=R5=5
Z=0
(OB)2=(OA)2-(AB)2=(30)2-(5)2=√ 875=29.58
OC=30,CF=25 √OF=(50)2-(25)2=16.583
COF=SIN COF=25 = 56.442º
50
COF = O’
∆COF=∆O’CD
CF=O’D O’D=25
DH=O’H-O’D=30-25=5 6D=25
O’ of X 50+25+25=100
O’ of Z OB+OF+CD=29.58+16.383+16.583=62.746