Answer:
5
Step-by-step explanation:
b^2= (5)^2 = 25
So.... b=5 or -5
6
10 - 4 = 6
16 - 10 = 6
22 - 16 = 6
BC= 5
step by step explanation
206
Quotient is simply the answer to a division problem. 2884 / 14 = 206
