Compare and contrast interpolations and extrapolations based on a scatterplot

Which expression gives the area of the triangle shown below

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?

Arectangle has a length of 6cm by 8cm what is the length of a diagonal of the rectangle