The grid shown below is in the shape of a rectangle.
1 answer:
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Using a Laplace expansion along the first column, we have
The determinant of a 2x2 matrix is trivial,
So we have
Answer:
The diagonal distance across the plaza is 7141.8 meter. Step-by-step explanation:
Given : Elise walks diagonally from one corner of a square plaza to another. Each side of the plaza is 5050 meters.
To find : What is the diagonal distance across the plaza?
Solution :
We have given the side of a square a=5050 m
The length of the diagonal is multiply the length of square with square root 2.
Substitute the value of a in the diagonal formula,
Nearest tenth = 7141.8 m
Therefore, The diagonal distance across the plaza is 7141.8 meter.