Which describes how circle A was transformed into circle p

Liesl grew 7/12 of a foot in one year. her little sister grew 1/3 of a foot during that same year. how much more did liesl grow than her little sister did

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

Do you mind if you guys me with this question i’m on number 8