Homework Help: Math

Posted by Richard on Thursday, April 8, 2010 at 7:05pm.

The width of a rectangle is fixed at 16 cm. What lengths will make the perimeter greater than 78cm?

Would the answer be 23 because 16*2+23*2=78cm or would the answer be 24. Because the perimeter is greater than 78cm

Math - Ms. Sue, Thursday, April 8, 2010 at 7:08pm
It would be 24 because the question asks for a perimeter greater than 78.
Math - Ms. Sue, Thursday, April 8, 2010 at 7:10pm
A better answer would be any measurement greater than 23.

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