Right Triangle Trig
Flashcard
•
Mathematics
•
10th - 12th Grade
•
Practice Problem
•
Hard
+5
Standards-aligned
Wayground Content
FREE Resource
Student preview
15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is a right triangle?
Back
A right triangle is a triangle that has one angle measuring 90 degrees.
Tags
CCSS.4.G.A.2
2.
FLASHCARD QUESTION
Front
What is the Pythagorean theorem?
Back
The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse (c) is equal to the sum of the squares of the lengths of the other two sides (a and b): c² = a² + b².
Tags
CCSS.8.G.B.7
3.
FLASHCARD QUESTION
Front
What is the sine of an angle in a right triangle?
Back
The sine of an angle is the ratio of the length of the opposite side to the length of the hypotenuse.
Tags
CCSS.HSG.SRT.C.6
4.
FLASHCARD QUESTION
Front
What is the cosine of an angle in a right triangle?
Back
The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse.
Tags
CCSS.HSG.SRT.C.6
5.
FLASHCARD QUESTION
Front
What is the tangent of an angle in a right triangle?
Back
The tangent of an angle is the ratio of the length of the opposite side to the length of the adjacent side.
Tags
CCSS.HSG.SRT.C.6
6.
FLASHCARD QUESTION
Front
How do you find the length of a side in a right triangle using trigonometric ratios?
Back
You can use the sine, cosine, or tangent ratios depending on the known sides and angles.
Tags
CCSS.HSG.SRT.C.8
7.
FLASHCARD QUESTION
Front
What is the special right triangle with angles 45-45-90?
Back
In a 45-45-90 triangle, the lengths of the legs are equal, and the length of the hypotenuse is √2 times the length of a leg.
Tags
CCSS.8.G.B.8
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