Find the measure of c in each figure below using the side lengths given

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?

Find solution of the linear equation y = 2/3x + 1/3