fahrenheit= 72 derajat celcius= reamur= tolong dijawab pakai cara.

c = 5/9 (f-32)
= 5/9 (72-32)
= 5/9 (40)
=200/9
=22,2°c

r = 4/9 (f - 32)
= 4/9 (72-33)
= 4/9 (40)
= 160/9
=17,78