1. Whitney wants to close off a rectangular area in his lawn so that he can leave his dog outside. He buys enough fencing to close off 252 square feet of lawn.If the length of the enclosure is 21 feet, what is the width?
A. 12 feet
B. 14 feet
C. 231 feet
D. 273 feet
2. The diagram below gives the lengths of all but one side of a pentagon
ABCDE.
What is the perimeter of pentagon ABCDE?
A. 39 cm
B. 42 cm
C. 43 cm
D. 44 cm
3. Which of the figures below has an area of ?
4. Ray wants to fence a rectangular region for his dog. The length of this region should be at least 60 feet. The width should be greater than 20
feet and the distance around should be no more than 200 feet. Which dimensions could
be used to build the fence for Rays’ dog?
A. 25 feet by 80 feet
B. 30 feet by 75 feet
C. 35 feet by 60 feet
D. 40 feet by 55 feet
5. Which of the following masses is the smallest?
A. 4 centigrams
B. 40 grams
C. 0.4 kilogram
D. 400 milligram
http://i118.photobucket.com/albums/o117/Hannahrae2011/untitled-9.jpg
2007-11-06 23:33:18 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
1. L X W = Sq Ft
21 X ? = 252
2. The external angles in any polygon sum to 360°.
The angles on a straight line sum to 180°.
The angles in a triangle sum to 180°.
4. 2 X L + 2 X W= Perimeter (distance around)
5. http://www.visionlearning.com/library/module_viewer.php?mid=47&l=&c3=
2007-11-07 00:12:25 · answer #1 · answered by prop4u 5 · 1⤊ 0⤋
1. A
2. D
3. It's incomplete
4. C
5. A
2007-11-07 07:50:15 · answer #2 · answered by ? 6 · 1⤊ 0⤋