B x 9
(8) x 9 = 72
multiply 8 x 9
The <em><u>correct answer</u></em> is:
C) Glide reflection.
Explanation:
If we reflect the image through the x-axis, the figure is oriented correctly and in the correct quadrant. It still, however, needs shifted. If we apply the translation <2, 1> to the reflected figure, it will be on image W.
Answer: A. 6.5
Step-by-step explanation:
Here, the given set = { 15, 19 3, 12, 17, 2, 2, 8}
Mean, 
Number of elements, n = 8

Thus, the standard deviation, 
⇒ Option A is correct.