â diminutiveness. â Diminutives can be a shortened form of a name (such as âJenâ for âJenniferâ and âDickâ for âRichardâ) or a name with a diminutive suffix added to it (such as âBobbyâ for âBobâ).
In trigonometry, theta is a symbol commonly used to represent an unknown angle in the same way you might use x to label an unknown side or an unknown number in general. Theta â¦ looks like this: Î¸. 2 people found this useful.
You can see this clearly if you consider the unit circle, where sin(t) = y, cos(t) = x, and the hypotenuse is 1. sin(t) = sin(t) cos(t) = cos(t) tan(t) = tan(t) Notice in particular that sine and tangent are odd functions, while cosine is an even function. Angle-Sum and -Difference Identities.