how i can draw 80 degree angle using ruler and compaas only
It is not possible to draw an angle of 80 degrees using a compass as only numbers which are multiples of 15 can be drawn.
Here is the link to construct angle 80 degree using protractor:
https://www.meritnation.com/ask-answer/question/how-to-draw-50-degree-80-degree-and-40-degree/practical-geometry/7018288
Regards
Here is the link to construct angle 80 degree using protractor:
https://www.meritnation.com/ask-answer/question/how-to-draw-50-degree-80-degree-and-40-degree/practical-geometry/7018288
Regards