Alex made a sketch for a poster contest. the sketch measures 4 in. × 5 in. the scale factor from the sketch to the finished poster was 2 in. to 5 in. what were the dimensions of the poster?

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Rewrite 9 log, x2 in a form that does not use exponents. 9log, x = log, x