Answer:
1.1
Step-by-step explanation:

Answer:
77°F
Step-by-step explanation:
C = 5/9 (F - 32)
25 = 5/9 (F - 32)
-----------------------
5/9
45 = F - 32
+32 +32
------------------
77=F
If its 21 inches then rounding to the nearest who should be 21 inches