(Easy) Special Right Triangles 1.1 added 7
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•
Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a 30-60-90 triangle?
Back
A special right triangle where the angles are 30°, 60°, and 90°. The sides are in the ratio 1:√3:2.
2.
FLASHCARD QUESTION
Front
What is a 45-45-90 triangle?
Back
A special right triangle where the angles are 45°, 45°, and 90°. The legs are equal in length, and the hypotenuse is √2 times the length of a leg.
3.
FLASHCARD QUESTION
Front
If one leg of a 45-45-90 triangle is 7, what is the length of the hypotenuse?
Back
7√2
4.
FLASHCARD QUESTION
Front
In a 30-60-90 triangle, if the shorter leg is 5, what is the length of the longer leg?
Back
5√3
5.
FLASHCARD QUESTION
Front
What is the relationship between the legs in a 45-45-90 triangle?
Back
The lengths of the legs are equal.
6.
FLASHCARD QUESTION
Front
How do you find the length of the hypotenuse in a 30-60-90 triangle?
Back
Multiply the length of the shorter leg by 2.
7.
FLASHCARD QUESTION
Front
What is the formula for the sides of a 30-60-90 triangle?
Back
If the shorter leg is 'x', then the longer leg is 'x√3' and the hypotenuse is '2x'.
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