Arrow.kt

@Composable
fun Arrow() {
    Canvas(
        modifier = Modifier
            .size(400.dp)
            .padding(16.dp)
    ) {
        val canvasWidth = size.width //full width of drawing area
        val canvasHeight = size.height //full height of drawing area
        val path = Path()

        path.moveTo(0f, 0f)
        path.lineTo(canvasWidth / 2f, canvasHeight)
        path.lineTo(canvasWidth, 0f)
        path.lineTo(0f, 0f)
        path.close()

        drawPath(path = path, color = Color.Red)
    }
}