area of الاخضر
Blue triangle & whole figure are similar with linear proportion of 1:4, hence area of whole triangle= 5*4^2= 80 ?= 80-15-5= 60 square...
Read more »Blue triangle & whole figure are similar with linear proportion of 1:4, hence area of whole triangle= 5*4^2= 80 ?= 80-15-5= 60 square...
Read more »