Seudónimo Seudónimo

18-03-2019
Mathematics

contestada

Write and simplify the exact expression for the area of the sidewalk.

Write and simplify the exact expression for the area of the sidewalk class=

Respuesta :

rebel79 rebel79

18-03-2019

given area of small circle= πr^²= π×9×9= 81π

and area of greater circle= πr^²= π×11×11= 121π

now area of the sidewalk= area of greater circle (-) area of small circle= 121π-81π=40π

40×22/7=125.714m^²

Answer Link

Otras preguntas

What can you learn by figuring out who created a media text? O A. The media tools used O B. The intended message O C. The media form O D. The cost of production

molecule often produced by a microorganism to kill other microorganisms that might compete for the same food source? It usually works by dissipating essential

What are some basic characteristics that distinguish plants from animals? Contrast invertebrates wwith vertebrates. Provide one example of each. Describe the

Presented below are transactions related to Bogner Company. 1. On December 3, Bogner Company sold $570,000 of merchandise to Maris Co., terms 2/10, n/30, FOB s

What problem does the speaker have?

"Ask not what your country can do for you, but what you can do for your country." JFK, inaugural address, 1961 How did JFK’s action as President back up this mi

Financial data for Joel de Paris, Inc., for last year follow: Joel de Paris, Inc. Balance Sheet Beginning Balance Ending Balance Assets Cash $ 140,000 $

geometry!! help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Why do textbooks divide information into units,chapters,lessons,and sections

Which of the following statements about the phosphorus cycle is false? The main abiotic reservoir for phosphorus is in the soil. Plants release dissolved phosph