Question

1.) The figures below are similar. What are a) the ratio of the perimeters and b) the ratios of the areas of the larger figure to the smaller figure? The figures are not drawn to scale.

http://gyazo.com/53b9d9f3f176ae4b195f5cd8c431505f

My answer: I know that a part of it is 5/12 but I don't know what else. It's either going to be 25/4 or 7 over 4.

2.) What is the circumference of the given circle in terms of pi?

http://assets.openstudy.com/updates/attachments/55bd6c18e4b0c4d93d6c3ab2-lollygirl217-1438537572204-as.jpg

My answer: 24 pi inches. Is that correct?

Answer 1

3.) What is the area of the given circle in terms of pi?

http://assets.openstudy.com/updates/attachments/55bd6c18e4b0c4d93d6c3ab2-lollygirl217-1438537771194-as.jpg

My answer: 10.89 pi m squared. Is that correct?

Answer 2

@phi @ganeshie8 @mathstudent55

Answer 3

@pooja195 @amistre64

Answer 4

@abb0t

Answer 5

@satellite73

Answer 6

2 and 3 are correct
idk about 1

Answer 7

Alright well thank you for the other ones.

Answer 8

np