You can rotate, or "angle," text in a chart title or along an axis. You cannot rotate legend text.
Click the axis or the title you want to format.
If you clicked an axis, click Selected Axis on the Format menu.
If you clicked an axis title, click Selected Axis Title on the Format menu.
If you clicked a chart title, click Selected Chart Title on the Format menu.
Click the Alignment tab.
If you don't see the Alignment tab, click Cancel, click outside of the text you want to format, and then repeat steps 1-3.
To rotate text, under Orientation, click a degree point, or drag the indicator to the position you want.
Tip To quickly rotate selected text 45 degrees up or down, click Angle Text Upward .