Aladder is leaning against a house the base of the house is 3 feet away from the housethe top of the ladder touches the house 21 feet above the ground how long is the ladder

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