1. (14) With a wooden ruler, you measure the length of a rectangular piece of sheet metal to be 12mm. With micrometer calipers, you measure the width of the rectangle to be 5.98 mm. Use the correct number of significant figures: a. What is the area of the rectangle? b. What is the ratio of the rectangle's width to its length? c. The perimeter of the rectangle? d. The difference between the length and the width? The ratio of the length to the width