Asked by mary

Bob made a square table top with 100 white square tiles. He painted the tiles along the edge of the table red. How many tiles are red?



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Answers

Answered by Ms. Sue
The table's dimensions are 10 by 10 tiles, making a total of 40 tiles on the edges.

Answered by Steve
However, if you count all 10 across the top and bottom, then count all 10 on the sides, you have counted the corners twice.

There are only 36 tiles on the edges.

inner area = 8x8 = 64
edges = 36
total = 100
Answered by Ms. Sue
Oops, thanks Steve, for correcting me.

Answered by Deandra
45
Answered by Deandra
I think it is 45.
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