Question

A ladder is placed 30 inches from a wall. It touches the wall at a height of 50 inches from the ground.
The angle made by the ladder with the ground is
degrees, and the length of the ladder is
inches.

Answer 1

so like a first idea try draw this case

Answer 2

I think you're missing a few details

Answer 3

The angle is
\[\theta= \arctan (\frac{ 50 }{ 30 })\]
The length of the ladder is
\[\sqrt{50^{2}+30^{2}}\]