Given BC is perpendicular to AD-BD proves AC= DC​

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

This is so hard and it’s for a test