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galben [10]
3 years ago
6

A spherical balloon has a 22-inch diameter when it's fully inflated. Half of the air is let out but remains sphere-shaped.

Mathematics
1 answer:
Rudik [331]3 years ago
7 0

Answer:

8.7 inches rlly hope it helps

Step-by-step explanation:

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That is a 45 45 90 triangle.
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