Question

Solve for b Is it square root 39? Or Square root 89?

Answer 1

Answer:39

Step-by-step explanation:

Answer 2

Answer:

$\sqrt{39}$

Step-by-step explanation:

By the Pythagorean Theorem:

$b^2+5^2=8^2$

We can rearrange this equation to find b:

$b^2=8^2-5^2\\\\b^2=64-25=39\\\\\sqrt{b^2}=\sqrt{39}\\\\b=\sqrt{39}$