Math Problem Statement
Express cos R as a fraction in simplest terms.
Express cos R as a fraction in simplest terms.
Solution
To find in the given right triangle , we use the basic definition of cosine in a right triangle:
In the triangle:
- The angle is located at vertex .
- The side adjacent to is .
- The hypotenuse is .
Thus, we can express as:
Now, simplifying the fraction:
So, in its simplest form.
Would you like further details or any clarifications?
Here are 5 related questions:
- How do you calculate in this triangle?
- What is the value of for this triangle?
- How is the Pythagorean theorem applied in a triangle like this one?
- What does the value of tell you about the angle ?
- How can you express the angle in terms of trigonometric functions?
Tip: Always simplify square roots in expressions for easier calculations!
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Cosine
Right Triangle
Formulas
cosine = adjacent/hypotenuse
Theorems
Pythagorean Theorem
Suitable Grade Level
Grades 9-11