The regular four sided figure is called ____________
A square contains all the four sides exactly equal or regular.
Hence, the regular four sided figure is called a square.
In the given figure, BD is a side of a regular hexagon, DC is a side of a regular pentagon and AD is a diameter. Calculate :
(i) ∠ ADC (ii) ∠ BDA
(iii) ∠ ABC, (iv) ∠ AEC.