Answer:
<em>A checkbox</em>
Explanation:
A checkbox <em>(check box, tick box, tick box) is an User interface widget that allows the user to choose a binary option.</em>
Like a choice between any of two potential options that are mutually exclusive.
For instance, on a simple yes / no question, the user may have to answer ' yes ' (checked) or ' no ' (not checked).
File -> Save As
Or Shortcut Key CTRL+SHIFT+S
A semi-circle is a half circle. Find the area of a semi-circle with a radius of 8.6 meters.
The area of the semi-circle is