Answer: 14k²-99k+52.
Step-by-step explanation:

Answer: I belive the answer would be 21 if it is 84 all you would have to do is divide it by the 4 sides and you get 21.
Step-by-step explanation:
The farmer sends 15 pounds to the local market.
Recall that sin(π/2) = 1, and cos(π/2) = 0,

120 km / 2km = 60
60*0.5 = 30 cm