Ciszterci rendi katolikus gimnázium, Eger, 1860

25

r = 180 — (« + ß)

180 = 179° 59' 60' («+/?) = 145° 29' 6' r = 34« 30' 54'

(«-H») = 145° 29' 6

a = 29» 56' 52' ß = 115» 32' 14'

« = 29» 56' 52" ß = 115° 32' 14" 7 = 34» 30' 54"

«H-0-f- 7 = 180» " "

Terület.

T = -y/ s (s—a) (s—b) (s—c)

log T = log s -f- log (s—a) + log (s—b) -f log (s—c)

2

log T == log 225,1 -)- log 110,9 -)- log 18,7 -|- log 95,5

2

log s = log 225.1 = 2.35238 log (s-a) = log 110.9 = 2.04493 log (s—b) = log 18,7 = 1.27184 log (s—a) -- log 95.5 = 1.98000

7.04915 : 2 = 3.82457. T = 3, 82457 = 6676.7 T = 6676,7

Horváth Zsigmond

4