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2.1.1 Angka Beerti (Significant Figures)

Authored by ZANARIAH GHAZALI

Mathematics

9th - 12th Grade

Used 7+ times

2.1.1 Angka Beerti (Significant Figures)
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan bilangan angka beerti bagi nombor 14 007.

Determine the number of significant figures of number 14 007.

2

5

3

4

Answer explanation

Tips 1 : semua sifar di antara dua angka beerti adalah dikira nombor beerti.


Rule 1 : Any zeros between two significant digits are significant.

cth/i.e :

2023 (4 a.b/s.f)

50.008 (5 a.b/s.f)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan bilangan angka beerti bagi nombor 0.0301.

Determine the number of significant figures of number 0.0301.

2

3

4

5

Answer explanation

Tips 2 : Digit sifar di bahagian akhir perpuluhan ialah angka beerti.


Rule 2 : A final zero or trailing zeros in the decimal portion ONLY are significant.

cth/i.e :

0.00500 (3 a.b/s.f)

0.3040 (4 a.b/s.f)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan bilangan angka beerti bagi nombor 6 900.

Determine the number of significant figures of number 6 900.

2

3

4

5

Answer explanation

Tips 3 : Digit sifar di bahagian akhir nombor bulat ialah BUKAN angka beerti.


Rule 3 : Trailing zeros in a whole number are not significant figures.

cth/i.e :

10 000 000 (1 a.b/s.f)

7 340 (3 a.b/s.f)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan bilangan angka beerti bagi nombor 2.50.

Determine the number of significant figures of number 2.50

2

3

4

5

Answer explanation

Tips 2 : Digit sifar di bahagian akhir perpuluhan ialah angka beerti.


Rule 2 : A final zero or trailing zeros in the decimal portion ONLY are significant.

cth/i.e :

0.00500 (3 a.b/s.f)

0.3040 (4 a.b/s.f)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan bilangan angka beerti bagi nombor 19 993.

Determine the number of significant figures of number 19 993.

2

3

4

5

Answer explanation

Tips 4 : Digit bukan sifar adalah semuanya angka beerti.


Rule 4 : Non-zero digits are always significant.

cth/i.e :

32 (2 a.b/s.f)

8 734 (4 a.b/s.f)

6.

MATCH QUESTION

1 min • 3 pts

Padankan bilangan angka beerti yang betul bagi setiap nombor berikut.

Match the correct number of significant figures for the following numbers.

235 000

2

0.0050

3

1003

4

7.

REORDER QUESTION

1 min • 5 pts

Susun angka beerti berikut dalam turutan menaik.

Reorder the following significant figures in ascending order.

700 000

20.001

324

0.00020

0.1000000

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