Quiz about Weekend_Test_3_XI_Lingkaran_Asam_Basa_Comparative

Question 1

Garis yang menghubungkan dua buah titik antara titik pada pusat lingkaran dengan titik pada lingkaran adalah ....

Accepted Answer

Jari-jari

Answer

Tali Busur

Answer

Busur

Answer

Diameter

Question 2

Garis lengkung yang menghubungkan antara dua titik pada lingkaran adalah ....

Accepted Answer

Busur

Answer

Diameter

Answer

Tali Busur

Answer

Apotema

Question 3

Garis yang menghubungkan antara titik pusat dengan titik tengah pada tali busur adalah ....

Accepted Answer

Apotema

Answer

Jari-jari

Answer

Diameter

Answer

Busur

Question 4

Daerah AOB disebut dengan ....

Accepted Answer

Juring

Answer

Busur

Answer

Apotema

Answer

Tembereng

Question 5

Perhatikan gambar berikut ini!

Apotema ditunjukkan oleh huruf ... .

Accepted Answer

OH

Answer

EG

Answer

AB

Answer

OG

Question 6

Perhatikan gambar berikut!

Panjang busur CD adalah ....

Accepted Answer

56 cm

Answer

55 cm

Answer

57 cm

Answer

58 cm

Question 7

perhatikan gambar berikut!

Jika luas juring COD = 72 cm², maka luas juring AOB adalah .... cm²

Accepted Answer

216

Answer

72

Answer

36

Answer

18

Question 8

Perhatikan gambar berikut!

Jika besar sudut AOB = 60^o dan panjang OB = 21 cm, maka panjang busur AB adalah ....

Accepted Answer

22 cm

Answer

11 cm

Answer

44 cm

Answer

88 cm

Question 9

Perhatikan gambar berikut!

Panjang busur AB adalah ....

Accepted Answer

5,5 cm

Answer

6,5 cm

Answer

7,5 cm

Answer

8,5 cm

Question 10

Diketahui sebuah lingkaran dengan titik pusat O. Jika sudut pusat POQ = 30^odan panjang busur PQ = 11 cm, maka panjang jari-jari OP adalah ...

Accepted Answer

21 cm

Answer

7 cm

Answer

14 cm

Answer

28 cm

Question 11

Perhatikan gambar berikut!

Jika panjang busur KN = 64 cm, maka panjang busur LM adalah ....

Accepted Answer

48 cm

Answer

24 cm

Answer

96 cm

Answer

12 cm

Question 12

Perhatikan gambar berikut!

Jika luas juring AOB = 80 cm², maka luas juring COD adalah ... cm²

Accepted Answer

140

Answer

70

Answer

160

Answer

40

Question 13

Diketahui sebuah lingkaran dengan titik pusat O. Jika besar sudut pusat BOC = 180^o dan panjang jari-jari 14 cm, maka luas juring BOC adalah .... cm²

Accepted Answer

308

Answer

77

Answer

154

Answer

616

Question 14

Garis AC pada gambar disebut ....

Accepted Answer

busur

Answer

tali busur

Answer

diameter

Answer

jari-jari

Question 15

Berdasarkan gambar di atas, tembereng diwakilkan oleh warna

Accepted Answer

Ungu

Answer

Kuning

Answer

Orange

Answer

Merah

Question 16

Gambar berikut ini yang menunjukkan tembereng adalah ... .

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 17

Diketahui sebuah lingkaran dengan titik pusat O. Jika besar sudut pusat BOC = 180^o dan panjang jari-jari 14 cm, maka luas juring BOC adalah .... cm²

Accepted Answer

308

Answer

77

Answer

154

Answer

276

Answer

616

Question 18

Perhatikan gambar berikut!

Jika besar sudut MON = 40^o dan panjang jari-jari MO = 21 cm, maka luas juring MON adalah .... cm²

Accepted Answer

154

Answer

77

Answer

231

Answer

308

Answer

616

Question 19

Perhatikan gambar berikut!

Diketahui jari-jari lingkaran 14 cm, maka luas daerah diarsir adalah ... $$cm^2$$

Accepted Answer

56

Answer

154

Answer

98

Answer

42

Answer

86

Question 20

Pernyataan yang benar adalah ...

Accepted Answer

Arrhenius : Asam melepaskan ion H⁺ dalam air

Answer

Lewis : Asam merupakan pendonor proton

Answer

Arrhenius : Basa melepaskan proton dalam air

Answer

Lawry : Basa menerima proton dari asam

Answer

Bronsted : Asam menerima elektron dari basa

Question 21

Cermati Pernyataan Berikut:

1) memiliki pH = 7

2) mampu memerahkan lakmus biru

3) menyebabkan korosif

4) terasa licin di tangan

pernyataan yang benar tentang asam adalah ...

Accepted Answer

2 dan 3

Answer

1 dan 2

Answer

2 dan 4

Answer

3 dan 4

Answer

4 saja

Question 22

Diketahui reaksi sebagai berikut:
$$HCN$$ (aq) + $$H_2O$$ (l) $$\Longleftrightarrow$$ $$CN^-$$ (aq) + $$H_3O^+$$ (aq)
yang merupakan asam konjugasi adalah ...

Accepted Answer

$$H_3O^+$$

Answer

HCN

Answer

$$H_2O$$

Answer

$$CN^-$$

Question 23

Basa Konjugasi dari ion H₂PO₄^-adalah ...

Accepted Answer

HPO42-

Answer

H3PO4

Answer

PO43-

Answer

H2O

Answer

H₂PO₄^-

Question 24

Suatu larutan harga pH-nya sebesar 1. Massa NaOH (Mr = 40) yang harus ditambahkan pada satu liter larutan agar pH-nya naik menjadi 3 (penambahan

volume diabaikan) adalah ...

Accepted Answer

0,04 gram

Answer

0,40 gram

Answer

. 3,96 gram

Answer

4,0 gram

Answer

7,96 gram

Question 25

Diberikan tabel data harga Ka asam sebagai berikut.Berdasarkan data tersebut asam

yang paling lemah adalah ....

Accepted Answer

HE

Answer

HA

Answer

HB

Answer

HC

Answer

HD

Question 26

Larutan Ba(OH)₂ 0,005M memiliki pH yang sama dengan ....

Accepted Answer

0,01 M NaOH

Answer

0,005 M KOH

Answer

0,01 M NH₄OH

Answer

0,001 M Ca(OH)₂

Question 27

Menurut teori asam basa Arrhenius, basa adalah .....

Accepted Answer

zat yang dalam air melepaskan ion OH^-

Answer

zat yang dalam air dapat menerima ion H⁺

Answer

zat yang dalam air menerima ion OH^-

Answer

zat yang dalam air melepaskan ion H⁺

Question 28

derajat keasaman larutan yang mengandung ion OH^- sebanyak 1.10^-4 M adalah ....

Accepted Answer

10

Answer

9

Answer

5

Answer

1. 10-5

Question 29

Diketahui K_wpada suhu tertentu = 1.10^-12. Berapakah pH air murni pada suhu tersebut!

Accepted Answer

6

Answer

8

Answer

7

Answer

10-8

Question 30

kertas lakmus biru akan berwarna merah jika dicelupkan ke dalam larutan ....

Accepted Answer

HCOOH

Answer

KOH

Answer

C2H5OH

Answer

NH3

Question 31

Which fruit is _____________: apple or orange?

Accepted Answer

tastier

Answer

tasty

Answer

very tasty

Answer

the tastiest

Question 32

Which city has ____________ population: Tokyo or New York?

Accepted Answer

larger

Answer

large

Answer

very large

Answer

the largest

Question 33

Who is _____________ singer: Beyonce or Adele?

Accepted Answer

better

Answer

good

Answer

very good

Answer

the best

Question 34

What is _____________ planet in the solar system?

Accepted Answer

the biggest

Answer

big

Answer

very big

Answer

bigger

Question 35

Which subject is _____________: history or geography?

Accepted Answer

more interesting

Answer

interesting

Answer

very interesting

Answer

the most interesting

Question 36

What is _____________ country in the world?

Accepted Answer

the biggest

Answer

big

Answer

very big

Answer

bigger

Question 37

Do you know who _______________ person in the world is?

Accepted Answer

the fastest

Answer

fast

Answer

so fast

Answer

faster

Question 38

This book is ___________ than the one I read last week.

Accepted Answer

more interesting

Answer

interesting

Answer

very interesting

Answer

the most interesting

Question 39

What is the superlative of "small"

Accepted Answer

smallest

Answer

most smallest

Answer

smaller

Answer

more smaller

Question 40

Superlatives use ________ at the end of the adjective.

Accepted Answer

est

Answer

er

Question 41

Comparatives use these keywords

Accepted Answer

er

Accepted Answer

than

Answer

est

Answer

the

Answer

in the class

Question 42

Anne is _____________ than Josh.

Accepted Answer

more interesting

Answer

interestinger

Answer

more interestinger

Answer

interestingest

Question 43

My teacher is _________ than me.

Accepted Answer

darker

Answer

lightest

Answer

darkest

Answer

more light

Question 44

What is the comparative of "bad"?

Accepted Answer

worse

Answer

badder

Answer

baddest

Answer

worst

Answer

more bad

Question 45

Fill in the blank with the correct form of comparison:

This book is ___ than the one I read last week.

Accepted Answer

more interesting

Answer

interest

Answer

more interest

Answer

interesting

Question 46

Choose the correct form of comparison for the following sentence:

Among all the athletes, Sarah runs the ___.

Accepted Answer

fastest

Answer

fast

Answer

faster

Answer

more fast

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