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Get Full Access to Precalculus With Trigonometry: Concepts And Applications - 1 Edition - Chapter 9-5 - Problem 20
Get Full Access to Precalculus With Trigonometry: Concepts And Applications - 1 Edition - Chapter 9-5 - Problem 20

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# The diagonals of a convex polygon are made by connecting the vertices two at a time ISBN: 9781559533911 468

## Solution for problem 20 Chapter 9-5

Precalculus with Trigonometry: Concepts and Applications | 1st Edition

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Problem 20

The diagonals of a convex polygon are made by connecting the vertices two at a time. However, some of the combinations are sides, not diagonals (Figure 9-5a). How many diagonals are there in each convex figure? Figure 9-5a a. Pentagon (5 sides) b. Decagon (10 sides) c. n-gon (n sides). From the answer, get a simple formula for the number of diagonals.

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Chapter 18- Open Economy Monday, April 4, 2016 5:00 PM 1. Intro a. Trade can make everyone better off b. This chapter introduces basic concepts of international macroeconomics i. The trade balance (trade deficits, surpluses) ii. International flows of assets iii. Exchange rates 2. Closed vs. Open Economies a. A closed economy does not interact with other economies in the world b. An open economy interacts freely with other economies around the world 3. The flow of goods and services a. Exports: i. Domestically-produced g&s sold abroad b. Imports: i. Foreign-produced g&s sold domestically c. Net Exports (NX), aka the trade balance i. =value of exports - value of impo

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##### ISBN: 9781559533911

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