the1beckylivy the1beckylivy

14-09-2016
Mathematics

contestada

ABCDE is a regular pentagon. The apothem is 9.7 cm, and AB = 14.1 cm. Calculate the area of the pentagon. Round the answer to the nearest tenth.

Respuesta :

HomertheGenius HomertheGenius

17-09-2016

ABCDE is a regular pentagon which consists of 5 equal triangles.
Area of the pentagon ABCDE:
A = 5 * 1.41 * 9.7 / 2 = 683.85 / 2 = 341.925 ≈ 341.9 cm²
Answer: The area of the pentagon ABCDE is 341.9 cm².

Answer Link

Otras preguntas

In act 4.3 why do Brutus and Cassius go into Brutus tent to argue instead of staying out in the open

Tomas has been feeling unhappy pretty often. Many things have caused him to feel stressed out and unwanted among his friends. What is a useful strategy he can u

If 1 cup of milk is added to a 3-cup mixture that is 2/5 flour and 3/5 milk, what percent of the 4-cup mixture of milk?

If the fair value adjustment account for trading investments has a debit? balance, ________. a. it is added to the fixed asset account to determine carrying va

what's the theme in farewell to manzanar

Which sentences in this excerpt from “The Destiny of Colored Americans” by Frederick Douglass indicate the author's belief that white Americans and black Americ

a sample of water is mixed with a surfactant what will most likely happen to the viscosity of the water

What part of speech is shown on the dictionary entry for this word? superfluous?

describe one example of poaching that is prevalent in your area (EXCEPT RHINO POACHING)

Initiating a new friendship can be easy. what are a few ways you can initiate a friendship?