The number of yards Martin needs to rope off the perimeter of the garden is: 320 yards.
What is the Perimeter of a Figure?
Perimeter of any figure is the total length of the surrounding of the figure or shape.
Given:
A unit on the grid = 10 yards
From the diagram given, the figure is surrounded by 32 units
Thus:
Perimeter of the garden = 32 units × 10 = 320 yards.
Learn more about perimeter on:
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