Register
la suma de la longitud de una semicircunferencia y su diametro es 4(pi+2)cm . determine el arrea del circulo
118k views
4 votes
la suma de la longitud de una semicircunferencia y su diametro es 4(pi+2)cm . determine el arrea del circulo

User Farid
by
8.4k points

1 Answer

1 vote

Answer:
16\pi \;cm^2

Explanation:

La longitud de una semicircunferencia es
l=\pi r


\pi r+2r=4(\pi+2)\\r(\pi+2)=4(\pi+2)\\r = 4(\pi+2)/(\pi+2) \\r=4


A = \pi r^2 = \pi (4)^2=16\pi

User Ralph B
by
7.4k points
← Prev Question Next Question →

Related questions

User Karema
asked Jan 11, 2024 116k views
Diametro de un circulo de 3.5m​
Karema asked Jan 11, 2024
by Karema
7.8k points
1 answer
2 votes
116k views
User Davesave
asked Mar 22, 2021 165k views
Cual es el area de un circulo que mide de diametro 13.6​
Davesave asked Mar 22, 2021
by Davesave
7.5k points
1 answer
0 votes
165k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Link Copied!