Copy of Trigonometric Ratios in Right Triangles
What do you notice about the two triangles?
Predict the value of [i]x.[/i]
Discover sine, cosine, and tangent ratios in right triangles. Observe how these ratios change when modifying the triangle.
Putting It All Together
[i]Answer these open ended questions on your own or with others to form deeper math connections.[/i]
In a 3, 4, 5 right triangle, what are the sine ratios?
In a 3, 4, 5 right triangle, what are the cosine ratios?
In a 3, 4, 5 right triangle, what are the tangent ratios?
Extension: How can you use the sine function to find the exact value of x? What is the exact value of x?