Answer: #13 is 26, #14 is 18
Step-by-step explanation:
13.
The whole line has length , and
. Thus
Now we plug this into (since this is the length of BC) to get
.
14.
We can use the fact that CG = GD, so and thus
.
We know , so
Robert is designing a rectangular window based on the amount of wood he has available to make a frame around the window robert w
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