Scale Drawings and Figures

Given the similar triangles, what is the missing side length?

• 5 cm

• 3.2 cm

• 20 cm

• 10 cm

Find the scale factor for 10 inches = 20 feet (Given 1 foot = 12 inches)

• 1 : 2

• 6 : 1

• 1 : 24

• 5 : 1

Find the missing length of "x" using proportions.

• 58 units

• 108 units

• 14 units

• 143 units

Find the scale factor of 7 millimeters = 1 meter (Given that 1 meter = 1000 millimeters)

• 4 : 100

• 7 : 1000

• 7 : 1

• 7000 : 1

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

The length of a road is 1000 miles. If 1 inch represents 100 miles, what is the length of the road on the map?

• 0.1 inches

• 1 inch

• 10 inches

• 100 inches

Hattie wants to enlarge a triangle with side lengths 3 in, 6 in, and 6 in. If the shortest side of the new triangle is 13 inches, how long will the other two sides be?

• 6 inches and 6 inches

• 6.5 inches and 6.5 inches

• 26 inches and 26 inches

• 1.4 inches and 1.4 inches

This scale drawing shows a parking lot. What is the length of the longer side of the actual lot? 

• 63 m

• 235 m

• 315 m

• 630 m

Scale is 1cm = 8km. Hatboro and Smithville are 24cm apart on the map, what is the actual distance between the 2 cities?

• 87 km

• 216 km 

• 33 km

• 192 km

Maura is building a 2 ft. tall model of the Gateway Arch in St. Louis, Missouri.  The scale is 3 in : 78.75 ft.  Estimate the height of the actual arch.

• 630

• 600

• 400

• 200