Volume bangun adalah... a.176 phi cm3 b.224 phi cm3 c.704 phi cm3 d.896 phi cm3 bantu no 31
Matematika
GraceilaNatalya
Pertanyaan
Volume bangun adalah...
a.176 phi cm3 b.224 phi cm3 c.704 phi cm3 d.896 phi cm3
bantu no 31
a.176 phi cm3 b.224 phi cm3 c.704 phi cm3 d.896 phi cm3
bantu no 31
1 Jawaban
-
1. Jawaban stefanigifta
Tinggi kerucut = √(5² - 4²) = √9 = 3 cm
Tinggi tabung = 13 - 3 = 10 cm
= V tabung + V kerucut
= [tex] \pi [/tex]r² x t tabung + [tex] \pi [/tex]r² x t kerucut
= [tex] \pi [/tex]16 x 10 + [tex] \pi [/tex]16 x 3
= [tex] \pi [/tex]160 + [tex] \pi [/tex]48
= [tex] \pi [/tex]208