30 books = 6 months
In 1 month 30/6= 5
He read 5 books in one month
So, he read 45 books
45/5= 9
<em>He read 45 books/9 months</em>
Answer: 8 vertices
Step-by-step explanation: A cube has 6 square faces. Each segment formed by the intersection of 2 faces is called an edge so a cube has 12 edges. Each point formed by the intersection of 3 edges is called a vertex so a cube has 8 vertices.
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