Square and Cube roots

square root of 9801

(a)  

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CCSS.8.EE.A.2

square root of 7744

• 62

• 68

• 82

• 88

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CCSS.8.EE.A.2

What must be subtracted from 10000 to get a perfect squae?

• 101

• 119

• 115

• 120

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CCSS.8.EE.A.2

What must be added to 1000 to get a perfect square?

• 12

• 16

• 20

• 24

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CCSS.8.EE.A.2

 $\sqrt{5625}=\ 75$ is given to you, then the value of  $\sqrt{0.5625}+\sqrt{56.25}=$  

• 82.5

• 0.75

• 8.25

• 75.05

Total perfect square between 1 and 50 are

(a)  

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CCSS.8.EE.A.2

The square of 6.1 is

(a)  

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CCSS.8.EE.A.2

Cube rootof 5832 =

(a)  

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CCSS.8.EE.A.2

The smallest perfect square divisible by 3, 4, 5 and 6.

• 1024

• 676

• 57600

• 900

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CCSS.8.EE.A.2

The area of a rectangular field whose length is twice its

breadth is 2450 m². Find the perimeter of the field.

• 210 m

• 105 m

• 200 m

• 150 m