Answer:
right angle
Step-by-step explanation:
It has a 90 degrees angle
Answer:

Step-by-step explanation:
A quadratic equation has one root if the discriminant is 0.
That is we need
for this particular question.
Compare the following to find
:


The variable
is representative of the variable
here.



Plug in into
:


Subtract 4 on both sides:

Divide both sides by 16:

Reduce:

Answer:
342 units squared
Step-by-step explanation:
since this is a rectangular prism, all we have to do is multiply the values by one of the other values once and multiply that by 2