Question

Pythagorean theorem ​

Answer 1

Pythagorean Theorem

Explanation:

a squared time b squared plus c squared I think

Answer 2

3ft

Explanation:

c^2 = a^2 + b^2 so, we have c = 5ft, and lets call this one a = 4ft

so: x^2 = 5^2 - 4^2 => x = sqrt(25 - 16) => x = 3ft