Kerucut
Interactive Video
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Lusi Putri
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan kerucut?
Bangun ruang sisi lengkung yang dapat dibentuk dari tabung dengan mengubah tutup tabung menjadi titik.
Bangun ruang sisi datar yang memiliki alas berbentuk lingkaran.
Bangun ruang sisi lengkung yang memiliki dua sisi datar.
Bangun ruang sisi lengkung yang alas dan tutupnya berbentuk lingkaran.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapa jumlah sisi yang dimiliki oleh kerucut?
Satu sisi datar dan satu sisi lengkung.
Dua sisi datar dan satu sisi lengkung.
Satu sisi datar dan dua sisi lengkung.
Dua sisi datar dan dua sisi lengkung.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika jari-jari (r) dan tinggi (t) kerucut diketahui, bagaimana rumus untuk mencari panjang sisi miring (s) atau garis pelukis?
s = √(r² - t²)
s = √(t² - r²)
s = √(r² + t²)
s = r + t
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa rumus untuk menghitung volume kerucut?
V = πr(r + s)
V = πr²t
V = (1/3)πr²t
V = (1/3)πr²s
5.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Apakah Anda menikmati pelajaran video tersebut?
Ya
Tidak
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah kerucut memiliki luas permukaan 90π m² dan garis pelukis 13 m. Berapakah jari-jari kerucut tersebut?
3 m
5 m
8 m
10 m
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sebuah kerucut memiliki luas permukaan 300π dm² dan jari-jari 12 dm. Berapakah tinggi kerucut tersebut?
5 dm
7 dm
10 dm
13 dm
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