Respuesta :

Sarah06109

Answer:

1.75 inches

Step-by-step explanation:

d=2r

Substitute 2.5 in for diameter

3.5=2r

Divide by 2 on both sides

r=1.75 inches

Hope this helps! :)

lilahraine42

Answer:

1.75

Step-by-step explanation:

radius is always half of what the diameter is

3.5 divided by 2 = 1.75

Hope this helps!!

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