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Quiz

Chapter 8: Right Triangles and Trigonometry

Selam H 11 perguntas 1.426 visualizações 5,0 (2 avaliações)

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Perguntas do quiz (11)

  1. 1For this question, you ONLY use geometric mean and Pythagorean Theorem. Imagem da pergunta 1
    1. AVerdadeiro
    2. BFalso
  2. 2Given the picture to the left, solve for "x." If needed, solve for the REDUCED RADICAL; if it is a whole number, this is not needed. Imagem da pergunta 2
    1. A\(x=√32 u\)
    2. B\(x=4√2 u\)
    3. C\(x=4√3 u\)
    4. D\(x=√48 u\)
  3. 3\[m∠A = ?\] Round your answer to the nearest tenths place.Imagem da pergunta 3
    1. A\[m∠A ≈ 58°\]
    2. B\[m∠A ≈ 59°\]
    3. C\[m∠A ≈ 58.67°\]
    4. D\[m∠A ≈ 0.90°\]
  4. 4What is ∠a known as in this picture? Imagem da pergunta 4
    1. AAngle of Elevation
    2. BAngle of Depression
    3. CHorizontal Angle
    4. DVertical Angle
  5. 5What is ∠b known as in this picture? Imagem da pergunta 5
    1. AHorizontal Angle
    2. BAngle of Depression
    3. CVertical Angle
    4. DAngle of Elevation
  6. 6Find x given the information in the picture. Use reduced radicals.Imagem da pergunta 6
    1. A\[x ≈ 12.65 u\]
    2. B\[x = \frac{4√30}{√3} u\]
    3. C\[x = 4√3 u\]
    4. D\[x = 4√10 u\]
  7. 7Given that triangle ABC is AB = 13 inches and BC = 12 inches. How many inches is BC if triangle ABC is a right triangle?
    1. A7 inches
    2. B5 inches
    3. C12 inches
    4. D10 inches
  8. 8Find AC and round to the nearest tenths place.Imagem da pergunta 8
    1. AAC ≈ 9
    2. BAC ≈ 8.9
    3. CAC ≈ 8.8
    4. DAC ≈ 12
  9. 9Olivia is in a lighthouse that is 85 feet tall on top of a cliff. She observes two sailboats due east of the light houses. The angles of depression to the two boats are 33° and 55°. If the cliff stands 110 feet above sea level, find the distance between the two boats. Round to the nearest hundreds place. It would probably help to draw a picture for this word problem.
    1. A126.63 feet
    2. B300.27 feet
    3. C173.64 feet
    4. D163.64 feet
  10. 10Find side c. Round your answer to the nearest hundreds place.Imagem da pergunta 10
    1. A6.02 units
    2. B6.01 units
    3. C5.76 units
    4. D5.77 units

Informações

Descrição
Learn when to use trigonometry, similar triangles, Pythagorean Theorem, Law of Sines, and Law of Cosines.
Autor
Selam H
Idioma
English
Visualizações
1.426
Avaliação
5,0 de 5 · 2 avaliações
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