SGAMoonlight
SGAMoonlight SGAMoonlight
  • 04-06-2019
  • Mathematics
contestada

I am struggling with circles and pi. Please provide me with the answer and how you found the solution. Thank you! (#8, 9, and 10).

I am struggling with circles and pi Please provide me with the answer and how you found the solution Thank you 8 9 and 10 class=

Respuesta :

georgeenos64
georgeenos64 georgeenos64
  • 04-06-2019

Answer:

Step-by-step explanation:

Area of a circle is π times radius squared so

8) π times 11^2

121π

9) cut 60 in half to find radius so

π times 30^2

900π

10)  π times 1.5^2

2.25π

Answer Link

Otras preguntas

round 5,647,800 to millions
Your friend says that the volume of a sphere with radius r is four times the volume of a cone with radius r. When is this true? Justify your answer.
Given two areas with equal sunlight and available water. Area I has a high amount of atmospheric carbon dioxide while Area II has a low amount of atmospheric c
Give at least three reasons why tracking the informal sector of an economy is difficult.
Ecosystems that experience the same climate conditions are grouped together into larger reagions is called what?
Your friend Nader is standing 400,000 meters away. If you send a message to him using radio waves, how long will it take for him to receive it? Round to four de
A circle has radius 2.5 m. What angle is subtended at the center of the circle by an arc 3 m long? (Round your answer to one decimal place.)
Help someone plzzzzzzz
What is the job of Mrna
In Barcelona, you should plan to see the famous ____ of the Sagrada Familia A. Museum B. Park C. Church D. Statue Please help!