Answer:
Step-by-step explanation:
Right angled triangle. To find the missing side use Pythagorean theorem.
Base² + altitude² = hypotenuse²
7² + x² = 23.2²
49 + x² = 538.24
x² = 538.24 - 49
x² = 489.24
Take square root,
x =[tex]\sqrt{489.24}[/tex]
x = 22.1 mm
