Scene graph (computer science – Visual Computing module)?

I'm stuck on this problem and don't understand how to get the values ​​marked in red. Can someone please help me? I've been working on this for hours and can't find any helpful information online or on YouTube. I've even tried using matrices to figure it out, but I still can't figure out the scaling,…

Embed weather with HTML, adjust size?

I used weatherwidget.io to generate HTML code to embed my weather. However, I'd like the size to be 220 px, so this: looks like this: My code is: <a class="weatherwidget-io" href=" https://forecast7.com/de/52d5213d40/berlin/ " data-label_1="BERLIN" data-label_2="Weather" data-mode="Current" data-theme="weather_one" > BERLIN Weather</a> <script> !function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0];if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=' https://weatherwidget.io/js/widget.min.js ';fjs.parentNode.insertBefore(js,fjs);}}(document,'script','weatherwidget-io-js'); </script> Please do not change the content, except for the…