Scale Factor Homework Scale Factor Homework

1. Heather wants to enlarge a 4 x 6 in picture using a scale 1. Heather wants to enlarge a 4 x 6 in picture using a scale factor of 1:3. What will be the dimensions of the picture factor of 1:3. What will be the dimensions of the picture after she enlarges it? after she enlarges it?

2. The blueprints for a house were designed using a scale 2. The blueprints for a house were designed using a scale factor of 1:24. If the bedroom of the actual house is 16 ft by factor of 1:24. If the bedroom of the actual house is 16 ft by 12 ft, what are the dimensions of the bedroom on the 12 ft, what are the dimensions of the bedroom on the blueprint in inches? blueprint in inches?

3. What is the scale factor of the map shown below? 3. What is the scale factor of the map shown below?

4. A dolphin in an aquarium is 12 feet long. A scale model 4. A dolphin in an aquarium is 12 feet long. A scale model of the dolphin is 3 ½ inches long. What is the scale factor of of the dolphin is 3 ½ inches long. What is the scale factor of the model? the model?