Question

how long is a guy wire reaching from the top of a 6ft pole, to a point on the ground, 4ft from the pole?

Answer 1

Use Pythagorean Theorem:
\[6^2 + 4^2 = x^2 \]
\[36 + 16 = x^2\]
\[52 = x^2 \]
\[x \approx 7.211\] ft