Answer:
29.7 is the standard deviation :)
Answer: 37%
Step-by-step explanation:
Answer:

Step-by-step explanation:
Q3.
If ΔGHI and ΔJKL are similar, then the sides are in proportion:

We have
JL = x, GI = 9 ft, LK = 24 ft, IH = 12 ft.
Substitute:

<em> multiply both sides by 2</em>

Q4.
We must multiply the original length by a scale factor of 3/4:

4.85 is the answer because if you subtract 51.2 from 56.05 you get your answer