Law of Sines

Question 1

Which of the following will always determine exactly one triangle? Choose all that apply.

Revolt · Accepted Answer

ASA information; SAA information

Question 2

17.2✔ 19.934.552.1

Revolt · Accepted Answer

✔ 19.9

Question 3

c ✔ =

Revolt · Accepted Answer

✔ <

Question 4

How many possible triangles are there?

Revolt · Accepted Answer

2

Question 5

A = 42°, B = 138°, a = 13.8.A = 7°, B = 138°, a =21.8.✔ A = 7°, B = 138°, a = 3.4.

Revolt · Accepted Answer

✔ A = 7°, B = 138°, a = 3.4.

Question 6

The first step in using the law of sines to solve the triangle is to find the ✔ measure of angle Aheight of the trianglelength of side c.

Revolt · Accepted Answer

✔ measure of angle A

Question 7

Use the triangle shown on the right to answer the question. According to the law of sines, which of the following statement(s) are true? Check all that apply.

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3111-14-51-20-03-task/mr001-1.jpg; Answer image: //media.edgenuity.com/EVresources/3111-14-51-20-03-task/mr001-3.jpg; Answer image: //media.edgenuity.com/EVresources/3111-14-51-20-03-task/mr001-4.jpg

Question 8

Use the triangle shown on the right to answer the question.Which equation can you use to solve for a?

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3111-14-51-20-04-task/mc001-2.jpg

Question 9

Complete the steps to determine how many triangles ABC can exist with the given measures. b = 18.7, c = 16.1 and C = 35°What is the approximate value of the height, h, of the triangle? Round to the nearest tenth.

Revolt · Accepted Answer

10.7

Question 10

Question 10

Revolt · Accepted Answer

Answer image: //media.edgenuity.com/EVresources/3111-14-51-20-06-task/mc001-1.jpg

Law of Sines Answers

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