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Help with three pre algebra questions 10points? I need the answers to 2,4 and 6

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 I need the answers to 2,4 and 6

asked Jul 19, 2014 in PRE-ALGEBRA by anonymous

1 Answer

0 votes

From the figure the coordinates of A = (1, 2), B(9, 8) and C (6, 4)

Calculate the distance between two points by using fallowing formula

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2) Distance between A and B

Let the coordinates are

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Distance between AB = 10 units.

4) Distance between A and C

Let the coordinates are

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= 5.385

Distance between AC = 5.4 units.

6)The sides of right angle traingle are 8, 10, 14

From the pythagoras theorem

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Longest side of right angle traingle is hypotenuse.

The length of hypotenuse = 14, other sides are 8 and 14.

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Therefore, they are not sides of right angle traingle .

 

answered Jul 19, 2014 by david Expert
edited Jul 19, 2014 by david

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