M7.g1-3_T_12/09

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object where the dimensions are proportional to the actual size of the object, allowing for accurate visual representation.

Front

If 1 cm represents 6 mm, how many centimeters are in 45 mm?

Back

7.5 cm (since 45 mm is equal to 4.5 cm, and 1 cm represents 6 mm).

Front

What is a three-dimensional figure?

Back

A three-dimensional figure is a shape that has depth, width, and height, such as cubes, spheres, and pyramids.

Front

What is a two-dimensional cross-section?

Back

A two-dimensional cross-section is the shape obtained when a three-dimensional object is cut through by a plane.

Front

What is the scale of a map?

Back

The scale of a map is the ratio of a distance on the map to the corresponding distance on the ground.

Front

If a map has a scale of 1 inch = 50 miles, how far apart are two cities that are 700 miles apart?

Back

14 inches (700 miles divided by 50 miles per inch).

Front

What is the formula to convert inches to miles using a map scale?

Back

Distance in inches = Actual distance in miles / Scale ratio (miles per inch).

Front

What is a square pyramid?

Back

A square pyramid is a three-dimensional shape with a square base and four triangular faces that meet at a point (the apex).

Front

Which shapes can be cross-sections of a square pyramid?

Back

Possible cross-sections include triangles, squares, and trapezoids, but not hexagons.

Front

How do you determine the distance on a map using a scale?

Back

To find the distance on a map, multiply the actual distance by the scale factor.