Map Scales and Proportions

This lesson covers scale drawings and measurements, focusing on the Apollo lunar module and a parking lot. Students learn to interpret scales, calculate real-life dimensions from drawings, and compare different scales. The lesson concludes with a homework assignment to reinforce the concepts.

What does a map scale of 1:100 imply about the distances on the map compared to real life?

• Distances on the map are 100 times larger than in real life.

• Distances on the map are 100 times smaller than in real life.

• Distances on the map are 10 times smaller than in real life.

• Distances on the map are equal to real life.

If a path is 6 inches on a map with a scale of 1:100, what is its actual length?

• 6 inches

• 100 inches

• 600 inches

• 60 inches

How do you calculate the actual length of the Apollo Lunar Module's leg if it measures 7 cm on a 1:50 scale drawing?

• Add 50 to 7

• Subtract 50 from 7

• Divide 7 by 50

• Multiply 7 by 50

What is the actual height of the Apollo Lunar Module if it measures 14 cm on a 1:50 scale drawing?

• 700 cm

• 70 cm

• 140 cm

• 14 cm

If Neil Armstrong was 71 inches tall, how tall would he be in a 1:50 scale drawing?

• 1.42 inches

• 0.71 inches

• 14.2 inches

• 7.1 inches

How would you represent your height in a 1:50 scale drawing if you are 63 inches tall?

• 12.6 inches

• 0.63 inches

• 1.26 inches

• 6.3 inches

What is the scale of Diego's drawing if it is equivalent to 1 inch to 15 feet?

• 1:15

• 1:50

• 1:180

• 1:150

How long would a parking lot be in a drawing with a scale of 1 inch to 20 feet if the actual length is 120 feet?

• 20 inches

• 12 inches

• 10 inches

• 6 inches

What is the width of a parking lot in a drawing with a scale of 1 inch to 20 feet if the actual width is 75 feet?

• 3.75 inches

• 15 inches

• 7.5 inches

• 5 inches

How would you express a scale of 1 inch to 20 feet without units?

• 1:120

• 1:200

• 1:240

• 1:20