Let's find out. If so, the Pythagorean theorm will hold
So we have:
16² + 48² ≟ 50²
256 + 2304 ≟ 2500
2560 ≟ 2500
Nope, not quite! Drawn to scale it looks like this:
That angle at the top looks like a 90° angle but it's only
about 88°, just a couple of degrees short.
Edwin