Chapter 7: Triangles, Quadrilaterals, Scale & Scale Factor

Front

What is the scale factor of a map if 1 inch represents 300 miles?

Back

The scale factor is 300 miles per inch.

Front

If the distance between two cities on a map is 3 inches and the scale is 1 inch = 300 miles, what is the actual distance?

Back

900 miles

Front

What is the missing angle if one angle is 90 degrees and another is 41 degrees in a triangle?

Back

49 degrees

Front

What is the condition for three lengths to form a triangle?

Back

The sum of the lengths of any two sides must be greater than the length of the third side.

Front

If the distance between two cities on a map is 4.125 inches and the scale is 2 inches = 40 miles, what is the actual distance?

Back

82.5 miles

Front

What does a scale factor of 5 indicate?

Back

Enlargement.

Front

What is the formula to find the area of a triangle?

Back

Area = 1/2 * base * height.

Front

What is a quadrilateral?

Back

A four-sided polygon.

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees.

Front

If a triangle has angles of 60 degrees and 70 degrees, what is the third angle?

Back

50 degrees.