Solving Right Triangles
Flashcard
•
Mathematics
•
9th - 11th Grade
•
Hard
+8
Standards-aligned
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15 questions
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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): a² + b² = c².
Tags
CCSS.8.G.B.7
3.
FLASHCARD QUESTION
Front
What is the sine function?
Back
The sine function (sin) of an angle in a right triangle 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 function?
Back
The cosine function (cos) of an angle in a right triangle 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 function?
Back
The tangent function (tan) of an angle in a right triangle 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 missing angle in a right triangle?
Back
To find the missing angle, use the fact that the sum of the angles in a triangle is 180 degrees. For a right triangle, the two non-right angles must sum to 90 degrees.
Tags
CCSS.7.G.B.5
7.
FLASHCARD QUESTION
Front
What is the relationship between the sides and angles in a right triangle?
Back
In a right triangle, the angles determine the ratios of the lengths of the sides, which can be expressed using sine, cosine, and tangent functions.
Tags
CCSS.8.G.A.5
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