solve each problem. draw an illustration and show your complete solution
1. a pair of shoes is to be wrap a present for a birthday party. the size of the box is 8 in by 4 in width and 5 in height. how much gift wrappers is needed to cover the box?
2. michael is going to make an open to fish aquarium which is 2 ft long. 1 ft wide and 1. 5 ft high. what is the less amount of glass materials needed to make the aquarium?
1. a pair of shoes is to be wrap a present for a birthday party. the size of the box is 8 in by 4 in width and 5 in height. how much gift wrappers is needed to cover the box?
2. michael is going to make an open to fish aquarium which is 2 ft long. 1 ft wide and 1. 5 ft high. what is the less amount of glass materials needed to make the aquarium?
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Answer:
1.
SA = 2x [( l x w) + ( l x h) + (h x w)]
SA = 2x [( 8 x 4) + (8 x 5) + (5 x 4)]
SA = 2x (32 + 40 + 20)
SA = 2 x 92
SA = 184 in
2.
SA = 2x [( l x w) + ( l x h) + (h x w)]
SA = 2x [( 2 x 1) +(2 x 1.5) + ( 1.5 x 1)]
SA = 2 x (2 + 3 + 1.5)
SA = 2 x 6.5
SA = 13 ft
1. A pair of shoes is to be wrapped as present for a birthday party. The size of the box is 8 in by 4 in width and 5 in height. How much gift wrapper is needed to cover the box?
2. Michael is going to make an open top fish aquarium which is 2 ft long, 1 ft wide, and 1.5 ft high. What is the least amount of glass materials needed to make the aquarium?