Answer:

Step-by-step explanation:
<u>Substitute g(-3) into the function:</u>

<u>Multiply:</u>
<u />
<u>Add:</u>
<u />
Answer:
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Step-by-step explanation:
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Answer:
d≈7.07
Step-by-step explanation:
Using the formulas
P=4a
d= \sqrt{2} a
Solving ford
d= \sqrt{2} P/4=2·20
/4≈7.07107
What about it? Specify please.
Answer: 
Step-by-step explanation:
The formula for area of a triangle is 
Now we have to isolate for w.
First multiply by the 2 which is the reciprocal of 1/2 to cancel it out.

Now divide by h to isolate w.