1) Answer:

2) Answer:

The answer for first equation is, option B.
and the Answer for Second equation is option D.
Answer:
Yes it does. It is 1.
Step-by-step explanation:
Subtract 8 from both sides then divide both sides by -8 and you get 1.
AB = sqrt(10^2 - 4^2) = sqrt(100 - 16) = sqrt(84) = sqrt(4 x 21) = 2sqrt(21) = 2 radical 21.
Answer: B is 0 A is 1 D 2 E 3
Step-by-step explanation:
Answer:
pi4
Step-by-step explanation: Formula is piD, diamter is 4, so pi4 which equals 12.56