If a third plane could be drawn which contains both lines a and b, then lines a and b must be parallel. <span>if two lines do not intersect on the same plane, they are parallel. Furthermore, if a line is in a plane and another line is in a parallel plane, you cannot draw another plane </span><span>which contains both lines a and b, only if the lines are parallel.</span>
Answer: 396 in²
Step-by-step explanation:
2(7 x 6) = 84 + 2(6 x 12) = 144 + 2(12 x 7) = 168
84 + 144 + 168 = 396 in²
Answer:
y=0.99c+9.99
Step-by-step explanation:
its 0.99 so you got to times it by the number since we have no number we are using the letter c as a substitute then add the membership fee
Answer:![\left[\begin{array}{ccc}-16&15\\-11&1\\15&-15&\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-16%2615%5C%5C-11%261%5C%5C15%26-15%26%5Cend%7Barray%7D%5Cright%5D)
Step-by-step explanation:
-3A + 2B
=![\left[\begin{array}{ccc}-12&3\\-15&-9\\21&-15\end{array}\right]](https://tex.z-dn.net/?f=%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-12%263%5C%5C-15%26-9%5C%5C21%26-15%5Cend%7Barray%7D%5Cright%5D)
![+ \left[\begin{array}{ccc}-4&12\\4&10\\-6&0\end{array}\right]](https://tex.z-dn.net/?f=%2B%20%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-4%2612%5C%5C4%2610%5C%5C-6%260%5Cend%7Barray%7D%5Cright%5D)
![=\left[\begin{array}{ccc}-16&15\\-11&1\\15&-15&\end{array}\right]](https://tex.z-dn.net/?f=%3D%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-16%2615%5C%5C-11%261%5C%5C15%26-15%26%5Cend%7Barray%7D%5Cright%5D)
