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2 years ago

1. WHEELS Zack is designing wheels for a concept car.

Mathematics

1 answer:

mars1129 [50]2 years ago

4 0

Answer:

9 inches

Step-by-step explanation:

Diameter=D

Radius=R

D=(2)R

(18)=(2)R

18/2=2/2 R

9=R

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