In the prism the triangular base is an equilateral triangle. the triangle height is approximately 5ft and the triangle base is approximately 6ft. the prism lenght is, what is the approximate surface area of the prism ?

With number 11 ( show how you got the answer)

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 the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.