7.1d
You will be able to…
determine square roots of perfect squares less than or equal to 400
*A perfect square is the product that results from multiplying a whole number by itself
-it can be represented as the area of a square
Find the square of 3 (32)
Find the square of 4 (42)
Find the square of 5 (52)
Find the squares of each number below.
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
19)
20)
The inverse of squaring a number is taking the square root.
*Work backwards…what is the factor that was multiplied by itself to equal that number?
Find the square root of each number below.
1) √
2) √
3) √
4) √
5) √
6) √
7) √
8) √
9) √
10) √
11) √
12) √
13) √
14) √
15) √
16) √
17) √
18) √
19) √
20) √
Find the length of the sides of each of the following squares.
5)
6)
Area =
169 sq in
7)
Area =
324 sq in
8)
Area =
400 sq in
Area =
289 sq in
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