___________________________________________
D = √P² - (R + r)²
D = √15² - (5 + 4)²
D = √15² - 9²
D = √225 - 81
D = √144
D = √12²
D = 12 cm
Jawab:= 12 cm
Penjelasan:Diketahuip = 15 cmR = 5 cmr = 4 cm
Ditanya dd² = p² - (R+r)²d² = (p+R+r)×(p-(R+r))d² = (p+R+r)×(p-R-r)makad² = (15+5+4)×(15-5-4)d² = 24 × 6d² = 144d = √144d = 12 cm
(xcvi)
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
SOAL 1
___________________________________________
D = √P² - (R + r)²
D = √15² - (5 + 4)²
D = √15² - 9²
D = √225 - 81
D = √144
D = √12²
D = 12 cm
___________________________________________
Jawab:
= 12 cm
Penjelasan:
Diketahui
p = 15 cm
R = 5 cm
r = 4 cm
Ditanya d
d² = p² - (R+r)²
d² = (p+R+r)×(p-(R+r))
d² = (p+R+r)×(p-R-r)
maka
d² = (15+5+4)×(15-5-4)
d² = 24 × 6
d² = 144
d = √144
d = 12 cm
(xcvi)