What is a 30-60-90 triangle?
1/11 Special Right Triangles Flashcard

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Mathematics
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A special right triangle where the angles are 30 degrees, 60 degrees, and 90 degrees. The sides are in the ratio 1 : √3 : 2.
2.
FLASHCARD QUESTION
Front
What is the relationship between the sides of a 45-45-90 triangle?
Back
In a 45-45-90 triangle, the legs are equal in length, and the hypotenuse is √2 times the length of each leg.
3.
FLASHCARD QUESTION
Front
How do you find the length of the long leg in a 30-60-90 triangle?
Back
The long leg is equal to the length of the short leg multiplied by √3.
4.
FLASHCARD QUESTION
Front
What is the formula for the hypotenuse in a 30-60-90 triangle?
Back
The hypotenuse is twice the length of the short leg.
5.
FLASHCARD QUESTION
Front
If the short leg of a 30-60-90 triangle is 4, what is the length of the long leg?
Back
The long leg is 4√3.
6.
FLASHCARD QUESTION
Front
Back
7.
FLASHCARD QUESTION
Front
How do you calculate the hypotenuse in a 45-45-90 triangle?
Back
The hypotenuse is equal to the length of a leg multiplied by √2.
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