Using Proportional Relationships

Question 1

What is Indirect Measurement?

Answer 1

Any method that uses formulas, similar figures, and/or proportions to measure an object.

Question 2

What is a Scale Drawing?

Answer 2

A drawing representing something as smaller or larger than its actual size.

Question 3

What is Scale?

Answer 3

The ratio of the length of any representation to the real thing.

Question 4

What is the Proportional Perimeters and Areas Theorem?

Answer 4

If the similarity ratio of two similar figures is a/b, then the ratio of their perimeters is a/b, and the ratio of their areas is (a/b)^2.