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Jose wants to find the perimeter of triangle ABC. He uses the distance formula to determine the length of AC. Finish Jose’s calculations to find the length of AC.




What is the perimeter of triangle ABC? Round the answer to the nearest tenth, if necessary.


12.0 units

12.4 units

15.0 units

15.4 units

Jose wants to find the perimeter of triangle ABC. He uses the distance formula to determine the length of AC. Finish Jose s calculations to find the length of A class=

Verified Answer :

meerkat18

AC = √ (-5)² + (4)²
AC = √ 25 + 16
AC = √41
AC = 6.40  This is the measure of the hypotenuse.

long leg = 5      distance from -2 to +3 (x - axis)
short leg = 4     distance from 2 to 6 (y - axis)

perimeter = 6.4 + 5 + 4 = 15.4 units

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