In how many ways can you select three different numbers from the set [1,2,3,4,5,6,7,8] so that the numbers could represent the measures of the sides of the triangle. The sum of the measure of any two sides of a triangle must be greater than the measure of the other side.

hope this .

r3t40

answer: bearing in mind that a rectangle has a perimeter of length + length + width + width.

step-by-step explanation:

p = perimeter

l = length

x=width

p = 2l + 2x

p = 2(l+x)     < ==== perimeter of the base of the box.

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