What decimal number does point A on the number line below represent? A vertical number line is shown from negative 2.00 to 0 to
positive 2.00.There are tick marks to show increments of 1 over 4. Only the whole numbers are labeled. Point A is plotted at the third tick mark below 0. −0.75
0.75
−1.25
1.25
The square root of 100 and of 0.25 are both rational as they are finite numbers, the square root of 100 being 10 and the square root of 0.25 being 0.5.