Welcome :: Homework Help and Answers :: Mathskey.com

Recent Visits

    
Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

13,435 questions

17,804 answers

1,438 comments

777,754 users

how to get the answer ?

0 votes
If the scale factor between  two circles is mc019-1.jpg what is the ratio of their areas?
 
asked Sep 5, 2015 in GEOMETRY by anonymous

1 Answer

0 votes

The scale factor of two circles is ratio of their radius.

The scale factor of two circles is image.

The area of circle is image.

The ratio of two circle areas is image.

image

image

image.

The ratio of their areas is image.

Option (2) is correct choice.

answered Sep 5, 2015 by Sammi Mentor
edited Sep 5, 2015 by Sammi

Related questions

asked Aug 6, 2014 in GEOMETRY by anonymous
asked Oct 2, 2014 in PHYSICS by anonymous
asked Oct 28, 2014 in PHYSICS by anonymous
asked Jul 18, 2014 in PHYSICS by anonymous
asked Jul 17, 2014 in PHYSICS by anonymous
asked Jul 15, 2014 in PHYSICS by anonymous
...