Volume Kerucut Kelas IX SMP
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Durrotul Wafa
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Rumus volume kerucut adalah......
V = alas x tinggi x tinggi kerucut
V = π x r2 x tinggi kerucut
V = 1/2 x π x r2 x tinggi kerucut
V = 1/3 x π x r2 x tinggi kerucut
Answer explanation
Volume kerucut dapat dihitung dengan rumus:
Volume = 1/3 x π x r2 x tinggi kerucut
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Jika jari - jari sebuah kerucut dinyatakan dalam cm dan tingginya dalam cm maka semakin tinggi kerucut, semakin besar volume kerucut.
Answer explanation
Dalam kerucut, volume dihitung berdasarkan jari - jari alas dan tinggi, sedangkan luas permukaan dihitung berdasarkan jari - jari alas dan garis pelukis. Oleh karena itu, semakin tinggi kerucut, semakin besar volume kerucut.
3.
MULTIPLE CHOICE QUESTION
2 mins • 10 pts
Sebuah tabung dan kerucut memiliki alas dan tinggi yang sama, perbandingan volume kerucut dan volume tabung adalah......
1 : 2
1 : 3
1 : 4
1 : 5
Answer explanation
- Rumus volume tabung :
V = π x r2 x t
- Rumus volume kerucut :
V = 1/3 x π x r2 x t
4.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Diketahui jari - jari sebuah kerucut adalah 7 cm dan tingginya 12 cm, maka volume kerucut tersebut adalah......cm3
616
618
626
628
Answer explanation
5.
MULTIPLE CHOICE QUESTION
5 mins • 10 pts
Volume bangun tersebut adalah......cm3
352
704
1.232
2.816
Answer explanation
6.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Apakah benar bahwa s2 = r2 + t2 ?
Answer explanation
s = garis pelukis / sisi miring kerucut
Cara mencari nilai s adalah dengan rumus pyhtagoras atau :
s2 = r2 + t2
7.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Bagian kerucut yang menghubungkan tepi dasar dengan puncak dan membentuk bidang melengkung yang membungkus kerucut secara keseluruhan disebut......
Puncak
Tepi dasar
Rusuk
Selimut
Answer explanation
Selimut (Lateral Surface): Permukaan selimut adalah bagian kerucut yang menghubungkan tepi dasar dengan puncak. Ini membentuk bidang melengkung yang membungkus kerucut secara keseluruhan. Luas permukaan selimut dapat dihitung dengan rumus tertentu, tergantung pada jenis kerucutnya (misalnya, kerucut tegak atau kerucut miring).
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