Answer:
x = 5√3 inches
Explanation:
Since the triangle is a right angled triangle we can use Pythagoras theorem to find the missing side x
Using Pythagoras theorem we have

where a is the hypotenuse
Substitute the values into the above formula
The hypotenuse is 10 inches
We have




We have the final answer as
x = 5√3 inches
Hope this helps you