SOLUTION: use the distance formula and the Pythagorean theorem to find the distance, to the nearest tenth, from s(3,-5) to u(-5,1)

Question 356946: use the distance formula and the Pythagorean theorem to find the distance, to the nearest tenth, from s(3,-5) to u(-5,1)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Note:

is the first point

. So this means that and .
Also,

is the second point

. So this means that and .

Start with the distance formula.

Plug in , , , and .

Subtract from to get .

Subtract from to get .

Square to get .

Square to get .

Add to to get .

Take the square root of to get .

So our answer is

So the distance between the two points is 10 units.

If you need more help, email me at jim_thompson5910@hotmail.com

Also, feel free to check out my tutoring website

Jim

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