Exploring 30-60-90 Special Right Triangles

What is the ratio of the sides in a 30-60-90 triangle?

• 2:√3:1

• 1:√3:2

• 1:2:√3

• √3:1:2

In a 30-60-90 triangle, which side is across from the 30-degree angle?

• The medium length side

• The longest side

• The hypotenuse

• The shortest side

What is the approximate value of √3 used in the video?

• 1.7

• 1.6

• 1.8

• 1.5

How do you find the hypotenuse if you know the shortest side?

• Divide by 2

• Divide by √3

• Multiply by √3

• Multiply by 2

Given the hypotenuse, how do you find the shorter leg?

• Multiply by 2

• Divide by √3

• Divide by 2

• Multiply by √3

If given the longer leg, how do you find the shorter leg?

• Divide by 2

• Multiply by 2

• Multiply by √3

• Divide by √3

What is the result of doubling the shortest leg in a 30-60-90 triangle?

• The longer leg

• The hypotenuse

• The shorter leg

• The medium leg

How do you find the longer leg if you know the shortest leg?

• Multiply by 2

• Divide by 2

• Multiply by √3

• Divide by √3

If the longer leg is given as 6√3, what is the hypotenuse?

• 18

• 12

• 6

• 24

What do you do if you need to remove a square root from the denominator?

• Double the numerator

• Divide by √3

• Multiply by √3

• Rationalize the denominator