Which of the following angles cannot be constructed using ruler and compass only?
Below angles can be drawn using following
On bisecting 45°, we get 
15° is the bisected angle of 30°
= 90° + 15°
But 
cannot be drawn.
4
Which of the following angles cannot be constructed using ruler and compass only?
Below angles can be drawn using following
On bisecting 45°, we get
15° is the bisected angle of 30°
= 90° + 15°
But cannot be drawn.