find the area of a circle 2

label Mathematics
account_circle Unassigned
schedule 1 Day
account_balance_wallet $5

find the area of a circle inscribed in an equilateral triangle with sides of length 20 cm

Nov 10th, 2014

If the side is 2 sqrt(3), then the radius is 1

Since side =20 radius = 20/(2*sqrt(3)) =10 *sqrt(3)/3 

Area of the circle = pi* 10^2*3/9= pi*100/3 =3.14*100/3 =314/3 =104.67 sq cm

Reference:

http://www.algebra.com/algebra/homework/Surface-area.faq.question.485478.html

Answer: 100/3*pi or 104.67 sq cm

Nov 10th, 2014

Did you know? You can earn $20 for every friend you invite to Studypool!
Click here to
Refer a Friend
...
Nov 10th, 2014
...
Nov 10th, 2014
Jun 23rd, 2017
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer