Respuesta :

Answer:

B

Step-by-step explanation:

The length of segment PQ is the absolute value of the difference of the values on the x- axis , that is

PQ = | - 20 - 10 | = | - 30 | = 30 , or

PQ = | 10 - (- 20) | = | 10 + 20 | = | 30 | = 30
The answer is B.30 i mean u can tell

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