Homework Help: Math

Posted by Delores on Friday, July 30, 2010 at 3:22pm.

Hat sizes are determined by measuring the circumference of the head in either inches or centimeters?
use ratio and proportions to complete the following table

Hat size =7 Head circumference inches = 22 and Centimeters =56

and If hat size was 6 3/4 Head circumference in inches would = ? and in centimeters would = ?

Math - Terry, Friday, July 30, 2010 at 3:51pm
Size 7 --> 22 in --> 56 cm
Size 1 --> 22/7 in (3.14 in) --> 56/7 cm (8 cm)

Thus:

Size 6 3/4 --> 3.14 * 6 3/4 in --> 8 * 6 3/4 cm

= about 21.2 in. --> 54 cm

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