Tap on the table and tap in the gray bar over your column or next to your row. Then select the whole row and you can resize by dragging the right side of the column in the gray bar.
How to resize a row or column on iPad Numbers apple
Tap on the table and tap in the gray bar over your column or next to your row. Then select the whole row and you can resize by dragging the right side of the column in the gray bar.
