Answer:
this is kinda confusing..So ill just answer the first question.
<h3>Explanation: The Pythagorean Theorem gives us a2 + b2 = c2 for a right triangle, where c is the hypotenuse and a and b are the smaller sides.</h3>
hope it helps.
I’m pretty sure it’s
6x-10y+x^2-21
Unless I read it wrong then sorry
The answer is D............
Answer: 2
Step-by-step explanation:

Answer:
7,13,
Step-by-step explanation:
that's just what I think