Name Description
cosh() Hyperbolic cosine (exp(arg) + exp(-arg))/2
sinh() Hyperbolic sine (exp(arg) - exp(-arg))/2
tanh() Hyperbolic tangent sinh(arg)/cosh(arg)
acosh() Inverse hyperbolic cosine
asinh() Inverse hyperbolic sine
atanh() Inverse hyperbolic tangent
$start = array(0, 0);
$end = array(100, 0);
$length = sqrt(pow($end[0] - $start[0], 2) + pow($end[1] - $start[1], 2));
$angle = 35;
$r = deg2rad($angle);
$new_start = array(20, 20);
$new_end = array( $new_start[0] + cos($r) * $length, $new_start[1] + sin($r) * $length
);
var_dump($new_end);
?>