11²
121
12²
144
13²
169
14²
196
15²
225
16²
256
17²
289
18²
324
19²
361
Pythagorean Triples: 3, 4, ?
5
Pythagorean Triples: 5, ?, 13
12
Pythagorean Triples: 7, 24, ?
25
Pythagorean Triples: ?, 15, 17
8
Pythagorean Triples: 9, 40, ?
41
33 1/3%
1/3
66 2/3%
2/3
Triangle Perimeter
P=a+b+c
Triangle Area
A=1/2bh
Equilateral Triangle Perimeter
P=3s
Equilateral Triangle Area
A= √3/4 s²
Square Perimeter
P=4s
Square Area
A=s²
Rectangle Perimeter
P=2L+2W
Rectangle Area
A=LW