### Home > CCG > Chapter 6 > Lesson 6.2.1 > Problem 6-56

6-56.

Penelope measured several sides and heights of * twice*, using two different methods. Homework Help ✎

Remember: a base and a height must be perpendicular!

Which side can be used as a base? As the height?

One method could be to use

Use another side as a base. But why is using

Use