celinamartinez206 celinamartinez206
  • 01-09-2020
  • Mathematics
contestada

Find an expression for the number of colored border tiles needed for any N x N square center.

Respuesta :

oscar236
oscar236 oscar236
  • 01-09-2020

Answer:

8N - 4 border tiles.

Step-by-step explanation:

There are 4 border tiles in each corner and between  the tiles there are N-2 tiles along the 4 sides.

So the number of border tiles

= 4+ 4(N - 2)

= 4 + 4N - 8

= 8N - 4.

Answer Link

Otras preguntas

Which graph shows a slope of m = −1 / 2 and a y intercept of b = -4?
i need to remember how to solve this problem
The Sumerian civilization believed in the divine right of kings. TrueFalse
Which complex number is represented by the point graphed on the complex plane below
Which of the following is not a description of an evaluative conclusion?
Triangle XYZ slides 2 units left and 1 unit down on the coordinate plane. If the original measure of angle X was 40 degrees, what is the measure of angle X'?
Policies can only be applied at national level true or false?
What’s W over 4 - 13=11
3+2•[(2+1)•5+8] Simplify the expression
why did so many americans, going back to the declartion of independance and revolution belive annexing canada was a natural expectation