Final answer:
To find the width of the rectangle to the nearest eighth of an inch, use a ruler. The width of the rectangle is approximately 1/2 inch.
Step-by-step explanation:
To find the width of the rectangle to the nearest eighth of an inch, you should use a ruler. Start by identifying the tick marks on the ruler. Based on the given options (a) 3/8 inch, b) 1/2 inch, c) 5/8 inch, d) 7/8 inch), we are looking for the closest value to the width. Place the ruler on the width of the rectangle and observe the tick marks. Determine the nearest tick mark and record the measurement accordingly. Based on the given options, the width of the rectangle is b) 1/2 inch.