square root
Square root of 49
7
50^2
2500
m^2=64
8
35^2
1,225
m^2=7,056
84
Square root of 400
20
30^2
900
m^2=144
12
54^2
2,916
m^2=9,409
97
Square root of 177
13.3
500^2
250,000
m^2=169
13
39^2
1,521
m^2=441
21
Square root of 656
25.6
25^2
625
m^2=225
15
46^2
2,116
m^2=361
19
Square root of 987
31.4
13^2
169
m^2=900
30
84^2
7,056
m^2=97,535,376
9,876