Answer:
I think that the answer is
b = 7
Here is the step-by-step solution.....
See the attached files for the step-by-step solution...><><
B={x|x is an even whole no less than 9}
Now

Answer:
What are the choices?
Step-by-step explanation:
Let the unknown side be "z" inches
Through pythagoras:

Because the square of the two sides add up to the square of the hypotenuse in a right triangle.
This means that



So the missing side is 16 inches
Hope this helped
Right angle are known as exactly 90 degrees corresponding to a quarter turn.