Answer:
it is 1/4 fourth or 0.25 or 0.250
If the triangle is equilateral it means all the sides are the same length.
A triangle has three sides. if each side is 2/8cm then the total perimeter if 3*2/8 = 6/8 = 3/4
Complex numbers are divided into two parts; real and imaginary parts. The value of Z3 is 
Given that:


Since O is the origin, then:

This means that:

So, we have:

Collect like terms


Hence, complex number Z3 is 
Read more about complex numbers at:
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PP = 2L + 2W. Here, PP = 2(7 inches) + 2(5 inches) = 24 inches.