In triangle abc if angle a is an obtuse angle, what can you conclude about angle c?

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

How do you convert 1.27 to a percentage

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?