After sales tax, an $81 cell phone costs $84.24. What is the sales tax percentage?​

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Adesigner charges a one time fee of $200 plus $40 an hour for each project. write an expression to represent how much money the designer will make for a project

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer