Measure with a Ruler Concentration #1
How long is the red line? Match ruler and measurement.

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Measure the "red line" with the ruler graphic. Note that this is only a 2" (inch) ruler. The measurements are given in whole inches and in fractions of an inch:

1/16, 1/18, 1/4, and 1/2 inch units. The cumulative sequence is below:

1/16, 1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 15/16, 1.