The angle from point P to the top of building of 10 meter is 30°. A flag is hoisted at top of building and angle from point P to top of flag is 45°. What is the height of flag?
1
\(10\left( {\sqrt 3 + 2} \right)\)
2
\(10\left( {\sqrt 3 + 1} \right)\)
3
\(10\sqrt 3\)
4
7.32