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Nikitich [7]
2 years ago
14

Please help with math question ty.

Mathematics
1 answer:
Gala2k [10]2 years ago
8 0

Answer:

r=3/4

Step-by-step explanation:

(135/2) / 90 = 0.75

(405/8) / (135/2) = 0.75

0.75 = 3/4

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