Draw Islamic arches /Three parts Square arch

Islamic arts
There is many type of Islamic arch one of them is Three parts square arch, in this video I explain how to draw step by step this arch.

[@leprodupanierlocoleprodupanier]

Merci beaucoup ! Cela me rend service pour la certification de mais diorama arabe

[@EengineeringdrawingCad2]

Thanks and welcome

[@imrankm8945]

sir what is the ultilities these kind of arches provide..

[@EengineeringdrawingCad2]

An arch is a vertical curved structure that spans an elevated space and may or may not support the weight above