Interior angles of a square always sum to 360°. A reflection in the x-axis would not change this.
<span>The work surface should be between 20 and 30 inches deep and at least 24 inches wide. For maximum flexibility, the height should be that of a conventional writing desk, about 28 to 30 inches, with the keyboard resting on an adjustable shelf. Seat height should be adjustable from 16 to 20 inches</span>
Answer:
x=15
Step-by-step explanation:
15+5=20
20/2=10
So, 15 =x