adding
I have 1.29 and my mom gave me 10.29
11.58
I have 10.20 - 1.10
9.10
which polygon has 3 sides
triangle
what is 9 x 10
90
10 Divided by 5
2
10.20 + 10.20
20.4
10.50 - 9.50
1.00
which polygon has 6 sides
Hexagon
9 x 8
72
9 divided by 3
3
what is 20.00 + 20.00
40.00
what is 12.00 - 9.00
3.00
which polygon has 9 sides
Nonagon
10 x 8
80
45 divided by 9
5
100.10 + 100.10
what is 14.00 - 6.00
6.00
which polygon has 8 sides
octagon
4 x 8
32
72 divided by 9
10 + 100
110
what is 20.00 - 14.00
6.00
which polygon has 4 sides
Trapezoid
5 x 9
45
36 divided by 9
4