TRIGONOMETRI: Materi 7 Slide dan 6 Soal Kelas 10-11

7 Slides • 6 Questions

1

RUMUS JUMLAH DAN SELISIH SINUS COSINUS DAN TANGEN

by Ika Puspitawati

2

3

4

5

6

7

8

Multiple Choice

Pada segitiga lancip ABC diketahui panjang sisi AC = 4cm, AB = 5 cm, dan cos B =4/5 ,

maka cos C = …

1

3/5

2

1/4 √7

3

3/4

4

1/3 √7

5

1/2 √7

9

Multiple Choice

Nilai dari cotan $\angle M$ adalah...

1

$\frac{10}{26}$

2

$\frac{24}{26}$

3

$\frac{10}{24}$

4

$\frac{26}{10}$

5

$\frac{24}{10}$

10

Multiple Choice

Diketahui $\tan\ \alpha=\frac{3}{4}$ dan $\tan\ \beta=\frac{5}{12}$ , $\alpha$ dan $\beta$ sudut lancip. Maka nilai $\cos\ \left(\alpha+\beta\right)=$

1

$\frac{64}{65}$

2

$\frac{63}{65}$

3

$\frac{36}{35}$

4

$\frac{33}{65}$

5

$\frac{30}{65}$

11

Multiple Choice

Nilai $\sin\ 45\degree\cos15\degree+\cos45\degree\sin15\degree$ sama dengan

1

$\frac{1}{2}$

2

$\frac{1}{2}\sqrt{2}$

3

$\frac{1}{2}\sqrt{3}$

4

$\frac{1}{2}\sqrt{6}$

5

$\frac{1}{3}\sqrt{3}$

12

Multiple Choice

tan 90^o= ...

1

2

3

4

13

Multiple Choice

cos $60\degree$ cos $30\degree$ + sin $60\degree$ sin $30\degree$ =...

1

2

$\frac{1}{2}\sqrt{3}$

3

$\frac{1}{2}\sqrt{2}$

4

$\frac{1}{2}$

5

0

RUMUS JUMLAH DAN SELISIH SINUS COSINUS DAN TANGEN

by Ika Puspitawati

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