Tag: estimating square roots

Questions Related to estimating square roots

Estimate: $\sqrt { 60 } $

$7.7$
$7$
$7.2$
$7.5$

If $\sqrt{0.01+\sqrt{0.0064}}=x$, then the value of $x$ is ____________.

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

$0.3$
$0.03$
$\sqrt{0.18}$
None of these

The square root of $\displaystyle\frac{36}{5}$ correct to two decimal places is _____________.

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

$2.68$
$2.69$
$2.67$
$2.66$

Which of the following is not a perfect square?

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

$16384$
$23857$
$18496$
$11025$

The number that must be subtracted from $16161$ to get a perfect square is ________.

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

$31$
$32$
$33$
$34$

Determine
(a) $\sqrt{147} \times \sqrt{243} \$

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

$189$
$209$
$197$
$138$

If $x=\sqrt {12}-\sqrt {9},y=\sqrt {13}-\sqrt {10}$ and $z=\sqrt {11}-\sqrt {8}$, then which of the following is true?

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

$z > x > y$
$z > y > x$
$y > x > z$
$y > z> x$

Find the atleast number which must be added to each of the following numbers to get a perfect square. Also find the square root of the perfect square numbers.

$a)525$

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

The value of $\sqrt { \sqrt [ a ]{ { 4 }^{ { a }^{ { a }^{ 2 } } }\sqrt { { 6 }^{ { a }^{ 3 } }\sqrt [ { a }^{ 3 } ]{ { 12 }^{ { a }^{ 6 } }\sqrt [ { a }^{ 4 } ]{ { 18 }^{ { a }^{ 10 } } } } } } } $ is equal to

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

$\sqrt {216}$
$\sqrt {72}$
$72$
$216$

The approximate value of $\sqrt{(1.97)^2+(4.02)^2+(3.98)^2}$.

maths squares and square roots approximation of square roots estimating square roots square root of non perfect squares

$5.99$
$5.099$
$5.009$
$5.734$