Answer:
BC = EF = 8
Step-by-step explanation:
Assuming you mean BC ≅ EF, then ...
... 3z +2 = z +6
... 2z = 4 . . . . . . . . add -2-z
... z = 2 . . . . . . . . . divide by 2
BC = EF = 2+6 = 8
Answer:
I cant answer this question since there is no table or graph
Answer:
Step-by-step explanation:
![4^{n} = 16 \\\\4^{n} = 4^2\\\\](https://tex.z-dn.net/?f=4%5E%7Bn%7D%20%3D%2016%20%5C%5C%5C%5C4%5E%7Bn%7D%20%3D%204%5E2%5C%5C%5C%5C)
n = 2
2)
![3^{n} =\frac{1}{81}\\\\ = \frac{1}{3^{4}}\\\\3^{n} = 3^{-4}](https://tex.z-dn.net/?f=3%5E%7Bn%7D%20%3D%5Cfrac%7B1%7D%7B81%7D%5C%5C%5C%5C%20%20%20%20%20%20%20%20%20%3D%20%5Cfrac%7B1%7D%7B3%5E%7B4%7D%7D%5C%5C%5C%5C3%5E%7Bn%7D%20%3D%203%5E%7B-4%7D)
n = -4
Answer:
<u>It</u><u> </u><u>moved</u><u> </u><u>for</u><u> </u><u>1</u><u>5</u><u>2</u><u>.</u><u>7</u><u> </u><u>seconds</u>
Step-by-step explanation:
Time taken/ period, T :
![{ \sf{T = \frac{distance}{speed} }}](https://tex.z-dn.net/?f=%7B%20%5Csf%7BT%20%3D%20%20%5Cfrac%7Bdistance%7D%7Bspeed%7D%20%7D%7D)
substitute the variables:
![{ \sf{T = \frac{8482}{(200 \times 1000)} }} \\ \\ { \sf{T =0.042 \: hours }}](https://tex.z-dn.net/?f=%7B%20%5Csf%7BT%20%3D%20%20%5Cfrac%7B8482%7D%7B%28200%20%5Ctimes%201000%29%7D%20%7D%7D%20%5C%5C%20%20%5C%5C%20%7B%20%5Csf%7BT%20%3D0.042%20%5C%3A%20hours%20%7D%7D)
In seconds:
![{ \sf{T = (0.042 \times 3600) \: s}} \\ { \sf{T = 152.7 \: seconds}}](https://tex.z-dn.net/?f=%7B%20%5Csf%7BT%20%3D%20%280.042%20%5Ctimes%203600%29%20%5C%3A%20s%7D%7D%20%5C%5C%20%7B%20%5Csf%7BT%20%3D%20152.7%20%5C%3A%20seconds%7D%7D)