Triangle abc is equilateral. The length of the altitude is 18 radical 3. Find the perimeter of the triangle and find the area of the triangle. Leave answers as radicals if necessary.

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Is the number 128.439 a rational number