Respuesta :

strik3r480
9.90 units
make the line a triangle and then use Pythagorean Theorem to solve. the height and length are both 7 units. so since 7*7 is 49 add 49 and 49. you get 98. the square root of 98 is 9.89949493661 round it to get 9.90.
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heathermalatesta

Answer:

9.90

Step-by-step explanation:

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