According to the rules of indices:
1/a^b=a^-b
thus using this rule, our value will be expressed as follows:
1/z^9=z^-9
Hence the answer is: z^-9
Answer:

Step-by-step explanation:
Given
See attachment
Required
Vertical length / Horizontal length
From the attachment, we have:
--- the vertical length of the larger triangle
and
--- the horizontal length of the larger triangle
So, the ratio is:



Divide by 2

Answer: 14.6 % increase
Step-by-step explanation: 44 divided by 30 = 1.46
To decimal = 14.6 percent
The answer should be 30. I hope this helps :)