In this case, the change in height is just the difference of top and bottom.
Therefore,
change in height = 210 ft - 15 ft = 195 ft
Hope it helps
Answer:

Step-by-step explanation:


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Substitute ''x'' with '2' & 'y' with "-4":-

First let's solve 


Calculate exponents:- -4^5= -1024

Remove parentheses, apply rule:- 


Apply fraction rule:-


Divide numbers:-

Now that we're done factoring the denominator let's bring down the numerator which is ' 1 ':-

<u>☆-------☆-------☆-------☆</u>
Answer:
a
-12 or -48
4a
Step-by-step explanation:
This is how proportion is written 7:21=3:9. The colons are sign of division so it can be shown in the terms of fraction as 7/21=3/9 or 1/3=1/3
Answer:
It is asking you what you would put as your statement for step 4.
Step-by-step explanation:
The answer by the way would be what you have clicked on - angle 1 + angle 4 = 180 degrees.