3. The length ofone side ofan equilateral triangle is 42 yards. What is its perimeter? 4. A circular rug is 6 feet in diameter. How many feet Of fringe is required to edge this rug? 5. Find the area of the following shapes. 10 in I 20.8 in 3 m 6 m ' lOm 112 mm6. Paige decided to make her new office into a parallelogram shape with a base of 10 feet and a height of 8 feet. If she wants to carpet the room and carpet costs $2.2l per yard, how much will she pay for the new carpet? 7. What will it cost to paint a rectangular wall measuring 9 feet by 21 feet if the paint costs $8.90 per square foot? 8. Solar covers for swimming pools are made of a special plastic material, similar to buhble wrap that helps to hold in heat. One supplier sells solar covers by the square foot, charging 22 ' cents per square foot. How much would a solar cover cost for a circular pool With a diameter of 17 feet