The sine rule (law of sines)

Question 1

In triangle ABC, angle A = 68°, angle B = 39° and side a = 17 cm. Find side b to 1 decimal place.

Answer 

Question 2

In triangle ABC, a = 11 cm, b = 7 cm and angle A = 37°. Find angle B (acute) to 1 decimal place.

Answer 

Question 3

In triangle ABC, angle A = 59°, angle B = 34° and side a = 12 cm. Find side b to 1 decimal place.

Answer 

Question 4

In triangle ABC, a = 10 cm, b = 6 cm and angle A = 62°. Find angle B (acute) to 1 decimal place.

Answer 

Question 5

In triangle ABC, angle A = 44°, angle B = 49° and side a = 10 cm. Find side b to 1 decimal place.

Answer 

Question 6

In triangle ABC, a = 17 cm, b = 6 cm and angle A = 79°. Find angle B (acute) to 1 decimal place.

Answer 

Question 7

In triangle ABC, angle A = 70°, angle B = 64° and side a = 10 cm. Find side b to 1 decimal place.

Answer 

Question 8

In triangle ABC, a = 12 cm, b = 6 cm and angle A = 65°. Find angle B (acute) to 1 decimal place.

Answer 

Question 9

In triangle ABC, angle A = 34°, angle B = 68° and side a = 13 cm. Find side b to 1 decimal place.

Answer 

Question 10

In triangle ABC, a = 11 cm, b = 8 cm and angle A = 37°. Find angle B (acute) to 1 decimal place.

Answer 

Question 11

In triangle ABC, angle A = 30°, angle B = 49° and side a = 14 cm. Find side b to 1 decimal place.

Answer 

Question 12

In triangle ABC, a = 12 cm, b = 11 cm and angle A = 38°. Find angle B (acute) to 1 decimal place.

Answer 

Question 13

In triangle ABC, angle A = 31°, angle B = 55° and side a = 6 cm. Find side b to 1 decimal place.

Answer 

Question 14

In triangle ABC, a = 11 cm, b = 8 cm and angle A = 53°. Find angle B (acute) to 1 decimal place.

Answer 

Question 15

In triangle ABC, angle A = 36°, angle B = 61° and side a = 7 cm. Find side b to 1 decimal place.

Answer 

Question 16

In triangle ABC, a = 13 cm, b = 11 cm and angle A = 64°. Find angle B (acute) to 1 decimal place.

Answer