Answer:
16
Step-by-step explanation:
30-14=16
36
b= √(c²-a²)
b= √(45²-27²)
b= √(2025-729)
b= √(1296)
b= 36
See below
4/9=0.4 repeating
7/9=0.7 repeating
2/6=1/3=0.3 repeating