1 m = 100 cm
1 book = 2cm wide.
Number of books = 100 ÷ 2 = 50 books.
Answer: 50 books can fit on the shelf.
Answer:
1/20
Step-by-step explanation:
only a single number can be chosen out of 20. And 1/20 is the most simplified it can get.
Answer:

Step-by-step explanation:
Rewrite 32 as the product of 16 and 2:

Apply exponent rule 

Rewrite 16 as 4²:

Apply exponent rule 

Answer:8
Step-by-step explan:
(a.b)^2 equals a^2 + 2ab + b^2