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Chapter 8: Right Triangles and Trigonometry

Selam H 11 preguntas 1.426 visitas 5,0 (2 valoraciones)

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Preguntas del test (11)

  1. 1For this question, you ONLY use geometric mean and Pythagorean Theorem. Imagen de la pregunta 1
    1. AVerdadero
    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. Imagen de la pregunta 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.Imagen de la pregunta 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? Imagen de la pregunta 4
    1. AAngle of Elevation
    2. BAngle of Depression
    3. CHorizontal Angle
    4. DVertical Angle
  5. 5What is ∠b known as in this picture? Imagen de la pregunta 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.Imagen de la pregunta 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.Imagen de la pregunta 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.Imagen de la pregunta 10
    1. A6.02 units
    2. B6.01 units
    3. C5.76 units
    4. D5.77 units

Información

Descripción
Learn when to use trigonometry, similar triangles, Pythagorean Theorem, Law of Sines, and Law of Cosines.
Autor
Selam H
Idioma
English
Visitas
1.426
Valoración
5,0 de 5 · 2 valoraciones
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