Respuesta :

Answer:

#9 x=21

#10 a. QP  b. 8  c. 18

Step-by-step explanation:

#9 use the theorem where the ratio between a midline and the base of the triangle is 1:2

as we know the midline and the base is 1:2

this means

2(4x-65)=2x-4

  4x-65=x-2

    3x=63

      x=21

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#10

a. RS|| QP (Remember to write the letters accordingly)

b. 8 (As mentioned before of the ratio 1:2)

c. 18