In the Freeform app , then tap Back or Front.
Resize it: Drag a blue dot.
In text boxes, drag a green dot to resize both the box and the text within it.
Match its size to another item: Use a second finger to touch and hold the one you want to match after you start resizing. When the words Match Size appear, lift both your fingers at the same time.
Select multiple items by doing one of the following:
Tap and hold an item on your board, then, with another finger, tap other items.