Question

A 16 foot ladder is leaned against a building and forms a right triangle with a 75degree at the base. How high up the building does the ladder reach

Answer 1

a^2+b^2=c^2
B and C already have the numbers in the problem so you have to find A. Find Square the two different numbers and subtract them and if it does not has a square root then keep the answer that number.

\sqrt5,381