A swimming pool is to be dug out of a courtyard which is 20 yards by 35 yards. The builder decides to leave a border area all around 5 yards wide. What will be the surface area of the swimming pool in square yards?
2006-08-03 08:21:45 · 5 answers · asked by Ashley O 1 in Education & Reference ➔ Homework Help
Could you explain the logic? any formula?
2006-08-03 08:35:27 · update #1
Surface Area of a Rectangular Prism = 2ab + 2bc + 2ac but it doesnt include the height in the word problem, so is there any other way?
2006-08-03 08:42:44 · update #2
1350 sq. yards
2006-08-03 08:26:07 · answer #1 · answered by scott 3 · 0⤊ 0⤋
Easy.
If you need a border of 5 yards all around then the pool's dimensions will be 15 yards x 30 yards which gives 450 square yards in area.
20 - 5 = 15
35 - 5 = 30
30 x 15 = 450
2006-08-03 08:28:23 · answer #2 · answered by quatt47 7 · 0⤊ 0⤋
450 square yards
2006-08-03 08:32:53 · answer #3 · answered by mad scientist 2 · 0⤊ 0⤋
How deep is the pool?
2006-08-03 08:24:53 · answer #4 · answered by Anonymous · 0⤊ 0⤋
56.725
2006-08-03 11:39:34 · answer #5 · answered by Anonymous · 0⤊ 0⤋