Meredith is trying to estimate √51 She uses this table of values:
Square 7.02 7.1² 7.2²
7.32
7.4² 7.52
Value 49.0 50.41 51.84 53.29 54.76 56.25
Square 7.62 7.7² 7.82
7.92
8.02
Value 57.76 59.29 60.84 62.41 64.0