I need some help on twelve questions. could anyone help me?

Question

yanasidlinskiy · Answer

$\Huge\bf \color{yellow}{Welcome~to~OpenStudy!!}\hspace{-310pt}\color{cyan}{Welcome~to~OpenStudy!!}\hspace{-307.1pt}\color{midnightblue}{Welcome~to~\color{purple}{Open}}\color{blue}{Study!!!!}$
Go ahead and post your questions. But make sure you post them one at a time:)

anonymous · Answer

The leg of a right triangle is 2 units and the hypotenuse is 3 units. What is the length, in units, of the other leg of the triangle?
a. square root of five
b. square root of thirteen
c. five
d. thirteen

anonymous · Answer

Still there, Yana?

anonymous · Answer

@walkingdeadxx

solomonzelman · Answer

$\large\color{black}{ \displaystyle \color{blue}{\rm a}^2 +\color{blue}{\rm 2}^2=\color{blue}{\rm 3}^2   }$

solomonzelman · Answer

if it is a right triangle, then your sides must fit into the pythagorean theorem

solomonzelman · Answer

solve for a, and then only include the positive answer, because the side of the triangle can not be negative.

anonymous · Answer

got it.

anonymous · Answer

I have a few more, but i am just using this to double check my answers. i have nailed assignments and my grades are much higher because of this site.

anonymous · Answer

if you would just wait a few moments i would be grateful

anonymous · Answer

What is the length of the third side of the window frame below?

(Figure is not drawn to scale.)

anonymous · Answer

attachment

yanasidlinskiy · Answer

a^2 + b^2 = c^