17.
a). What is the area of the picture?
324cm²
b).What is the area of the board?
1296cm²
c).What are the dimensions of the board?
36cm²
19. Estimate the square root of 160 100. Explain how you determined your estimate.
160 = 40
100 = 10
40x10= 400
6. What is an example of a whole number that has a square root between 9 and 10.
81
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