2) How would you use prime factorization to determine the square root of 225? Compare your answer to a classmate's.
8) Determine the prime factorization of each number. Which numbers are perfect squares?
144 is a perfect square.
15a) Evaluate √49.
The answer is 7.
16a) Determine the value √9.
The answer is 3.
17) A fridge magnet has an area of 54mm². Is 54 a perfect square? Use prime factorization to find the answer.
No, 54 is not a perfect square.
20) Adam's uncle has instructions for building a shed. One page of the instructions, shown below, is not very clear.
a) what is the area of the rectangle?
L x w
4 x 9 = 36
b) What is the side length of the square?
The side length is 6m² because it is 2 more meters from the rectangle.
If you do not understand squaring roots, this video may help:
If your having trouble on squaring roots here is a game to practice!
Just put your name to start!
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