Identify whether or not the expression is a polynomial by writing yes or no then explain each 1.X^2+1 2.x^1/2+1 3. X/3 4. 3/x

Find the area of the regular hexagon if a side is 20 cm.

The mean average cost of standard room per night at a hostel is ? 20.60. therefore, how much does a standard room cost per night at night-time rest days?

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon