Special Right Triangles
8th - 12th grade
1218 times
Mathematics
71%average accuracy
3 years ago
weberj
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19 QuestionsShow answers
  • Question 1
    120 seconds
    Q. What type of special triangle is this?
    answer choices
    45°-45°-90°
    30°-60°-90°
    Equiangular
    Equilateral
  • Question 2
    120 seconds
    Q. What type of special triangle is this?
    answer choices
    45°-45°-90°
    30°-60°-90°
    Isosceles
    Obtuse
  • Question 3
    120 seconds
    Q. Find x.
    answer choices
    30°
    60°
    90°
    180°
  • Question 4
    120 seconds
    Q. Find x.
    answer choices
    30°
    45°
    60°
    90°
  • Question 5
    180 seconds
    Q. Find x.
    answer choices
    10
    √3
    5
    10√3
  • Question 6
    180 seconds
    Q. Find x.
    answer choices
    4
    2
    √3
    2√2
  • Question 7
    180 seconds
    Q. Find x.
    answer choices
    10
    20
    10√3
    √3
  • Question 8
    180 seconds
    Q. Which side is the long leg in this 30-60-90 triangle?
    answer choices
    4
    u
    v
  • Question 9
    180 seconds
    Q. I have been given the short leg in this 30-60-90 triangle.  How do I find the long leg?
    answer choices
    Multiply 4 by 2
    Multiply 4 by √3
    Multiply 4 by √2
    Divide 4 by 2
  • Question 10
    180 seconds
    Q. I have been given the short leg in this 30-60-90 triangle.  How do I find the length of the hypotenuse?
    answer choices
    Multiply 4 by 2
    Multiply 4 by √3
    Multiply 4 by √2
    Divide 4 by √3
  • Question 11
    180 seconds
    Q. What are x and y in this 30-60-90 triangle?
    answer choices
    x = 6 y = 3√3
    x = 3√2 y = 3
    x = 3√3 y = 6
    x = 6 y = 3√2
  • Question 12
    180 seconds
    Q. Find the value of x.
    answer choices
    18
    18√3
    36√3
    12
  • Question 13
    180 seconds
    Q. In this 45-45-90 triangle, I have been given a leg, so to find the other leg I...
    answer choices
    Multiply that leg by 2
    Use the same length for the second leg
    Multiply that leg by √2
    Divide that leg by √2
  • Question 14
    180 seconds
    Q. Find x - the length of the hypotenuse of the triangle.
    answer choices
    5
    5√2
    10
    5√3
  • Question 15
    900 seconds
    Q. A triangle has the following side lengths: 
    AB = 12 units
    BC = 10 units
    AC = 16 units 
    What type of triangle does this make?
    answer choices
    Acute
    Obtuse
    Right
  • Question 16
    900 seconds
    Q. Which set of sides would make a right triangle?
    answer choices
    4,5,6
    8,10,12
    5,12,13
    5,10,12
  • Question 17
    180 seconds
    Q. What is the length of x in this 45-45-90 triangle?
    answer choices
    4√2
    4
    8
    4√3
  • Question 18
    180 seconds
    Q. What is the length of y in this 45-45-90 triangle?
    answer choices
    8√2
    4√2
    4
    8
  • Question 19
    180 seconds
    Q. What are a and b in this 30-60-90 triangle?
    answer choices
    b=3.5√3 a = 7√3
    b = 7 a = 7√2
    b = 7 a = 14
    b = 7√3 a = 14√3
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