Gave up their life for a cause.
Arc and the dome to create a new architectural style
the rounded arch
X+3y=-4 x+3y=-4]
y+x=0 ]multiply minus===> -y-x=0 ]===elimination x===>2y=-4 ==>y=-2 x=2
(-)
Negative space defines and emphasises the main subject of a photo, drawing your eye to it. it provides "breathing room", giving your eyes somewhere to rest and preventing your image from appearing too cluttered with "stuff". all of this adds up to a more engaging composition.
