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Knihovna

Week 14 TEST Unit 4 Right Triangle

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Poslední aktualizace 3 months ago
18 Dotazy
Poznámka od autora:

Please only submit work for each individual problem. Remember to show all of your work for full credit.

Please only submit work for each individual problem. Remember to show all of your work for full credit.

Požadovaný
4
Požadovaný
4
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6
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4
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6
Požadovaný
6
Požadovaný
6
Požadovaný
4
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4
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4
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4
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4
Požadovaný
8
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8
Otázka 15
15.

15. SHOW ALL YOUR WORK FOR FULL CREDIT Use a picture to help solve the problem. Round all answers to the nearest tenth.

15. (8pts)A park bench sits 778 feet from the base of the Gateway Arch in St. Louis, Missouri. The angle of elevation from the ground where the park bench sits to the top of the Gateway Arch is 37°. How tall is the Gateway Arch? Write your answer in a complete sentence for full credit.

Požadovaný
8
Požadovaný
8
Požadovaný
8
Otázka 1
1.

1. For question 1 solve for x. Round your answer to the nearest tenth.

Otázka 2
2.

2. For question 2 solve for x. Round your answer to the nearest tenth. ∆DEF is an equilateral triangle. (4pts)

Otázka 3
3.

Westfalls is 6 miles south of Edenville and Concord is 11 miles west of Westfalls. What is the distance from Edenville to Concord? SHOW YOUR WORK and round to the nearest tenth of a mile. Write your answer in a complete sentence for full credit. (6pts)

Otázka 4
4.

Directions: Classify the triangle with the given side lengths as acute, right, obtuse, or not a triangle.

6,13,20

Otázka 5
5.

Directions: Classify the triangle with the given side lengths as acute, right, obtuse, or not a triangle.

10, 24, 26

Otázka 6
6.

Directions: Find the value of each variable. Keep your answer in simplest radical form.

x =

Otázka 7
7.

Directions: Find the value of each variable. Keep your answer in simplest radical form.

x =

Otázka 8
8.

Directions: Find the value of each variable. Keep your answer in simplest radical form. (6pts)

x =

z =

Otázka 10
10.

Directions: Solve for x. Round your answer to the nearest tenth.

x =

Otázka 12
12.

Directions: Solve for x. Round your answer to the nearest tenth.

x =

Otázka 14
14.

14. (8pts)Find the sine, cosine, and tangent of angle A. Give your answer as a fraction in simplest form.

sin A =

tan A =

Otázka 17
17.

17. SHOW ALL YOUR WORK FOR FULL CREDIT Use a picture to help solve the problem. Round all answers to the nearest tenth.

17. (8pts)The angle of depression from a bird sitting on top of a telephone pole to the base of a tree is 58°. If the telephone pole is 16 feet tall, what is the distance between the pole and the tree?Write your answer in a complete sentence for full credit.

Otázka 18
18.

18. SHOW ALL YOUR WORK FOR FULL CREDIT Use a picture to help solve the problem. Round all answers to the nearest tenth.

18.(8pts) A helicopter flying 3,770 feet above ground spots the top of a 150-foot tall tower at an angle of depression of 67°. How far must the helicopter fly to be directly over the tower? Write your answer in a complete sentence for full credit.