When you multiply a number times itself you get the square.2x2=43x3=94x4=16
1x1=12x2=43x3=94x4=165x5=256x6=367x7=498x8=649x9=8110x10=10011x11=12112x12=144So to sum it all up, the first 12 perfect squares are1,4,9,16,25,36,49,64,81,100,121,144.
10^10^10= 1e+10010~3=0.13.69x2.71=9.999pi=3.141592653591x1=12x2=43x3=94x4=165x5=256x6=367x7=498x8=649x9=8110x10=10011x11=12112x12=14413x13=16914x14=19615x15=225