Trigonometry

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 32 32"
>
    <path
        d="M17.928 29H16.5a.5.5 0 0 1 0-1h1.428c4.015 0 7.954-1.382 11.091-3.891a.5.5 0 0 1 .625.781A18.826 18.826 0 0 1 17.928 29zM14.5 29h-.1a.5.5 0 0 1 0-1c.276 0 .55.224.55.5s-.174.5-.45.5zM7.023 20.199a.501.501 0 0 1-.381-.825l.248-.291c2.066-2.068 5.14-2.523 7.676-1.164a.5.5 0 0 1-.473.882 5.454 5.454 0 0 0-6.469.959l-.221.262a.49.49 0 0 1-.38.177zM10.372 26.745a.5.5 0 0 1-.213-.953l.174-.082c.511-.414 1.337-.71 1.998-.71h4.948c.634 0 1.263-.087 1.87-.258l5.343-1.504 5.186-3.055c-.124-.5-.372-.855-.742-1.058-.676-.371-1.782-.243-3.038.346L23.07 20.94a.507.507 0 0 1-.142.048l-1.149.208a.5.5 0 0 1-.178-.984l1.075-.194 2.779-1.443c1.59-.745 2.989-.859 3.961-.326.508.278 1.148.873 1.313 2.123a.502.502 0 0 1-.242.496l-5.542 3.266a.514.514 0 0 1-.118.051l-5.405 1.521a7.949 7.949 0 0 1-2.143.294h-4.948c-.438 0-1.079.235-1.398.513a.499.499 0 0 1-.115.076l-.232.109a.51.51 0 0 1-.214.047z"
    />
    <path
        d="M21.75 22H14.5a.5.5 0 0 1 0-1h6.716c-.193-1.328-1.198-2-2.996-2h-3.73a.5.5 0 0 1 0-1h3.729c2.562 0 4.03 1.276 4.03 3.5a.499.499 0 0 1-.499.5zM8.14 31.076a.5.5 0 0 1-.354-.853l2.906-2.906-5.657-5.657-2.855 2.855a.5.5 0 0 1-.707-.707l3.209-3.209a.5.5 0 0 1 .707 0l6.364 6.364a.5.5 0 0 1 0 .708l-3.26 3.259a.498.498 0 0 1-.353.146zM25.5 16h-10a.5.5 0 0 1-.5-.5v-10c0-.133.053-.26.146-.354l3-3A.504.504 0 0 1 18.5 2h10a.5.5 0 0 1 .5.5v10c0 .133-.053.26-.146.354l-3 3A.504.504 0 0 1 25.5 16zM16 15h9.293L28 12.293V3h-9.293L16 5.707z"
    />
    <path
        d="M25.5 13.5a.5.5 0 0 1-.5-.5V6h-7a.5.5 0 0 1 0-1h7.5a.5.5 0 0 1 .5.5V13a.5.5 0 0 1-.5.5z"
    />
    <path
        d="M25.5 6a.5.5 0 0 1-.354-.853l1-1a.5.5 0 0 1 .707.707l-1 1A.498.498 0 0 1 25.5 6z"
    />
</svg>