Cynthia has a photo frame that has a circumference of 56.52cm. What is the radius of the photo frame?

cm

Step-by-step explanation:

The circumference formula is:

We are given the circumference, which is 56.52cm.

The question wants us to find the radius, r.

To achieve this, we must solve for r.

Plugging in 56.52 for C we get:

Dividing both sides by , we find r:

≈

If you want to round it up, you can round it to 9cm.

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads