Convert x^2 + y^2 - y = 0 to a polar equation. r ^2 = sinθ
r = cosθ
r ^2 = cosθ
r = sinθ

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.