Is it possible to solve 1+1 in a algebraic form?

The hypotenuse of an isosceles right triangle is $14\sqrt 2$. what is the area of the triangle?

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

In parallelogram abcd the ratio of ab to bcis 5: 3. if the perimeter of abcd is 32 find ab