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Square Roots/Estimating
供稿人: Viti
(原作者: McCallum)
  • 1. What is the area of a square with a side length of 5 units?
A) 20
B) 25
C) 5
D) 10
  • 2. What is the side length of a square with an area of 121 square units?
A) 44
B) 14,641
C) 11
D) 2.75
  • 3. What is the side length of a square with an area of 81 square units?
A) 2
B) 20.25
C) 36
D) 9
  • 4. What is the perimeter of a square with an area of 169 square units?
A) 52
B) 28,561
C) 3.25
D) 13
  • 5. Estimate √84 to the nearest hundredth.
  • 6. Estimate √18 to the nearest hundredth.
  • 7. Between which 2 integers would you find the square root of 84.
A) -9 and -10
B) 8 and 9
C) 9 and 10
D) -8 and -9
  • 8. Between which 2 integers would you find the√44
A) 5 and 6
B) -6 and -7
C) 6 and 7
D) -5 and -6
  • 9. Between which 2 integers would you find the√125
A) -11 and -12
B) -10 and -11
C) 11 and 12
D) 10 and 11
  • 10. Between which 2 integers would you find -√18
A) -3 and -4
B) -4 and -5
C) 4 and 5
D) 3 and 4
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