Quiz about BRSL

Question 1

Tabung memiliki selimut berbentuk...

Accepted Answer

persegi panjang

Answer

persegi

Answer

segitiga

Answer

juring

Question 2

Selimut kerucut berbentuk ...

Accepted Answer

juring lingkaran

Answer

segitiga

Answer

persegi panjang

Answer

belah ketupat

Question 3

rumus selimut kerucut adalah ...

Accepted Answer

$$\pi rs$$

Answer

$$\pi rt$$

Answer

$$\pi ts$$

Answer

$$\pi rst$$

Question 4

Rumus luas alas tabung ...

Accepted Answer

$$\pi r^2$$

Answer

$$\pi r^2t$$

Answer

$$\pi rt$$

Answer

$$\pi rs$$

Question 5

rumus luas permukaan bola adalah ...

Accepted Answer

$$4\pi r^2$$

Answer

$$\pi r^4$$

Answer

$$3\pi r^2$$

Answer

$$2\pi r^4$$

Question 6

rumus luas permukaan tabung tanpa tutup adalah ...

Accepted Answer

$$\pi r^2\ +\ 2\pi rt$$

Answer

$$\pi r\ \left(r\ +\ t\right)$$

Answer

$$\pi r^2\ +\ \pi r^2t$$

Answer

$$\pi r^2\ +\ \pi rt^2$$

Question 7

rumus luas permukaan kerucut adalah ...

Accepted Answer

$$\pi r\ \left(r+s\right)$$

Answer

$$\pi r\ \left(r\ +t\right)$$

Answer

$$2\pi r\ \left(r\ +\ t\right)$$

Answer

$$\pi r^2\ \left(r\ +\ s\right)$$

Question 8

rumus luas permukaan tabung adalah ...

Accepted Answer

$$2\pi r\ \left(r\ +t\right)$$

Answer

$$\pi r\ \left(r+t\right)$$

Answer

$$\pi r\ \left(r\ +s\right)$$

Answer

$$2\pi r\ \left(r\ +s\right)$$

Question 9

rumus luas setengah bola padat adalah ....

Accepted Answer

$$3\pi r^2$$

Answer

$$\pi r^2$$

Answer

$$2\pi r^2$$

Answer

$$2\pi r^3$$

Question 10

rumus volume tabung adalah ...

Accepted Answer

$$\pi r^2t$$

Answer

$$\pi rt^2$$

Answer

$$2\pi r^2t$$

Answer

$$\frac{1}{3}\pi r^2t$$

Question 11

volume kerucut adalah ...

Accepted Answer

$$\frac{1}{3}\pi r^2t$$

Answer

$$3\pi r^2t$$

Answer

$$\frac{1}{2}\pi r^2t$$

Answer

$$\frac{1}{3}\pi r^3t$$

Question 12

volume bola adalah ...

Accepted Answer

$$\frac{4}{3}\pi r^3$$

Answer

$$4\pi r^2t$$

Answer

$$\frac{1}{3}\pi r^3$$

Answer

$$\frac{4}{3}\pi r^2t$$

Question 13

rumus volume setengah bola adalah ...

Accepted Answer

$$\frac{2}{3}\pi r^3$$

Answer

$$2\pi r^3$$

Answer

$$\frac{1}{2}\pi r^3$$

Answer

$$3\pi r^3$$

Question 14

perhatikan gambar disamping, maka luas permukaan bangun tersebut adalah ...

Accepted Answer

$$3\pi r^2\ +\ 2\pi rt$$

Answer

$$2\pi r^2\ +2\pi rt$$

Answer

$$\pi r^2\ +\ 2\pi rt$$

Answer

$$\frac{3}{2}\pi r^2\ +\ 2\pi r^2t\ $$

Question 15

perhatikan gambar disamping. volume gambar tersebut adalah ...

Accepted Answer

$$\frac{2}{3}\pi r^{3\ }+\ \frac{1}{3}\pi r^2t$$

Answer

$$\frac{1}{2}\pi r^{3\ }+\ \pi r^2t$$

Answer

$$\frac{2}{3}\pi r^2+\ \frac{1}{3}\pi r^2t$$

Answer

$$\frac{1}{2}\pi r^{3\ }+\ \frac{1}{3}\pi r^2t$$

Question 16

sebuah tabung berjari-jari 10 cm dan tinggi 21 cm. maka luas tabung tanpa tutup adalah ...

Accepted Answer

$$1632\ cm^2$$

Answer

$$241,4\ cm^2$$

Answer

$$1381,6\ cm^2$$

Answer

$$974\ cm^2$$

Question 17

berdasarkan gambar disamping, volumenya adalah ...

Accepted Answer

$$1.232\ cm^3$$

Answer

$$616\ cm^3$$

Answer

$$1.283,3\ cm^3$$

Answer

$$1.848\ cm^3$$

Question 18

berdasarkan gambar disamping, jika jari-jari kaleng 10 cm dan tinggi 14 cm, maka luas kertas label kaleng tersebut adalah ...

Accepted Answer

$$880\ cm^2$$

Answer

$$440\ cm^2$$

Answer

$$1.760\ cm^2$$

Answer

$$4400\ cm^2$$

Question 19

perhatikan gambar disamping! jika diameter mangkok adalah 20 cm, maka sup yang bisa dituang secara maksimal ke mangkuk tersebut adalah ...

Accepted Answer

$$2.093,3\ cm^3$$

Answer

$$1.046,7\ cm^3$$

Answer

$$4.186,7\ cm^3$$

Answer

$$16.746,7\ cm^3$$

Question 20

diketahui luas selimut kerucut adalah $$175\pi\ cm^2$$ , jika panjang garis pelukisnya 25 cm maka jari-jari dan tinggi kerucut tersebut adalah ...

Accepted Answer

7 cm dan 24 cm

Answer

10 cm dan 24 cm

Answer

7 cm dan 25 cm

Answer

7 cm dan 10 cm

BRSL

20 questions