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Laabri

Alg 2 Unit 12a Test: Trigonometry

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Last updated over 3 years ago
11 Nsɛmmisa
Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:
For Questions 1 to 4, SELECT 3 to find the missing side or angle. Round Your answers to the nearest tenth.
3
2
5
6
For questions 5 to 11 DO AT LEAST 4. Use the diagram to find the requested side or angle. Round your answer to the nearest tenth degree.
5
3
3
5
4
4
4

For this test, you will use the Sine Law and Cosine Law as shown below:

You may also need this one for Right Triangles.

(where \theta = represents and angle, and Opp, hyp and adj are sides.)

For this test, you will use the Sine Law and Cosine Law as shown below:

You may also need this one for Right Triangles.

(where \theta = represents and angle, and Opp, hyp and adj are sides.)

Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Using Law of Sines, find q. Show ALL necessary work in the box provided below. Round your answers to the nearest tenth.

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2.

Using Law of Cosines, find v. Show ALL necessary work in the box provided below. Round your answers to the nearest tenth.

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3.

Find the measure of \angle{Z}

Round to the nearest tenth degree.

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4.

Find all of the missing sides and angles for \Delta{FGH}, NOT \Delta{ABC}

Show ALL necessary work in the box provided below. Round your answers to the nearest tenth.

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5.

A bike race follows a triangular path, represented by \triangle{ABC}. If A is the starting point and the measure of the angle at point B is {70}\degree, what is the measure of the angle formed by path BC and path CA? Round to the nearest tenth degree.

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6.

Show ALL necessary work in the box provided below. Round your answers to the nearest tenth.

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7.

Given triangle MLK, KL = 8, KM = 7, and m∠K = 75°, find the length of the unknown side to the nearest tenth.

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8.

Given triangle ABC, m∠A = 36°, m∠B = 79°, and AC = 9, find the lengths of the unknown sides to the nearest tenth.

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9.

The head sail for Melissa's sailboat is a triangle with three sides having lengths 24 ft, 23 ft, and 12 ft. What is the measure of the sail's greatest angle? Round to the nearest whole degree.

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10.

In \triangle{PQR}, p=5, q=8, and r=9. What is the measure of \angle{P}? Round to the nearest tenth degree.

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11.

In \triangle{PQR}, p=14, q=6, and r=12. What is the measure of \angle{P}? Round to the nearest tenth degree.