What's the question? Do you want to prove these statements?
Step-by-step explanation:
To create a simple electromagnet, you'll need a source of electricity, a conductor, and metal. Wrap insulated copper wire tightly around an iron screw or nail before connecting the wire to a battery, and watch as your new electromagnet picks up small metal objects.
Answer:
D)
Step-by-step explanation:
The hypotenuse is a bit longer than that of the longer side.
Say, 17 miles.
15+8+17
23+17
40
40 is equal to D.
Hope this helped!
First question
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Second question 65%