title: How do I make android imageview square?
body: <p>I'm using an <code>ImageView</code> in an Android project.</p>
  <p>Width: <code>match_parent</code>
  Height: <code>wrap_content</code></p>
  <p>then I scale it to <code>fill_XY</code>, but the image is not square yet... what can I do?</p>
  <p><img src="https://i.stack.imgur.com/r4bnd.png" alt="enter image description here" /></p>