additon
150+150
300
350-250
100
300,000/2
150,000
5x6
30
4 right angls 4 eqel sids
sqar
500+525
1025
1055-1054
1
150/150
1
100x100
1000
3 sides 3 corners
triangl
750+150
900
121212121212-121212121212
0
1/1%2
2
2x74
148
6 sides
pentagon
1234+1234
24690
12345-54321
-41976
67890/4
16972.5
468x2
936
5 sids
hexagon
87452734+2513743
49966477
34838672-32987
34805685
35728587/2
17864293.5
7x70
490
8 sids
octogon