Christmas Trees Tend to Be Proportional in Shape

question 51

Multiple Choice

Christmas trees tend to be proportional in shape. You have a tree skirt that is circular and with diameter 3 feet, which you bought for a 7-foot tree. If you have a 5-foot tree this year, what size tree skirt will you need? (Round to the nearest size.)

• A) a skirt whose diameter is 2.5 feet
• B) a skirt whose diameter is 2 feet
• C) a skirt whose diameter is 1.5 feet
• D) a skirt whose diameter is 1 foot