Suggested languages for you:

Americas

Europe

Problem 241

Find the mean proportional between 4 and 16 .

Expert verified

The mean proportional between 4 and 16 is 8.

What do you think about this solution?

We value your feedback to improve our textbook solutions.

- Access over 3 million high quality textbook solutions
- Access our popular flashcard, quiz, mock-exam and notes features
- Access our smart AI features to upgrade your learning

Chapter 13

Prove that any two regular polygons with the same number of sides are similar.

Chapter 13

Given; \(\underline{A D}\) is an angle bisector of \(\triangle \mathrm{ABC} ;\) point \(\mathrm{E}\) is on \(\underline{\mathrm{AD}}\) such that $\mathrm{AB} \cdot \mathrm{AC}=\mathrm{AD} \cdot \mathrm{AE}\(. Proves \)\phi \mathrm{B} \cong<\mathrm{AEC}$.

Chapter 13

The lengths of two corresponding sides of two similar polygons are 4 and 7 . If the perimeter of the smaller polygon is 20 , find the perimeter of the larger polygon.

Chapter 13

Given the A.A.A. (Angle, Angle, Angle) Similarity Theorem, prove the A.A. (Angle, Angle) Similarity Theorem.

Chapter 13

Let \(\mathrm{ABC}\) be a triangle where \(\mathrm{D}\) is a point on \(\underline{\mathrm{AB}}\), and \(\mathrm{E}\) is a point on \(\underline{\mathrm{AC}}\). Prove that if $\underline{\mathrm{DE}} \| \underline{\mathrm{BC}}\(, then \)\mathrm{AB} / \mathrm{AD}=\mathrm{BC} / \mathrm{DE}$. (See figure.)

The first learning app that truly has everything you need to ace your exams in one place.

- Flashcards & Quizzes
- AI Study Assistant
- Smart Note-Taking
- Mock-Exams
- Study Planner