Answer:
5
Step-by-step explanation:
When squaring the number 5 (i.e 
) the answer is 25. 
is the same thing as 5 times 5. Basically with the square root, you are going backwards, so you are therefore finding the base of it all.
Answer:
I need more information, meaning his formula.
Step-by-step explanation:
The answer is the positive square root of 36
The right triangle is also Isosceles. It has two equal angles of 45°.
(hypotenuse)² = 2S²
4 = 2S² => S = √2
Therefore B is the correct answer.
25/45=(5∗5)/(5∗9)=5/9
5/9 is the answer.
