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Compute the square root.

Simplify.

Estimate the square root to the nearest whole number.

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Without using a calculator, determine the positive square root of 13 to the nearest whole number and to the nearest tenth.

Determine both square roots of 121.

Determine both square roots of 17 to the nearest thousandth.

Determine both square roots of 0.49.

Give the integer if the given expression is equal to an integer. Otherwise give the two consecutive integers between which its value lies.

Simplify the given expression.

Evaluate:

Obtain the solution of the given equation. Round decimal answers to the nearest tenth.

r ^{ 2 } = 25

Obtain both solutions of the equation.

4 a ^{ 2 } = 256

Form a simplified expression for the given product. Then simplify.

Fill the with , , or = that makes the statement true.

Fill in with , , or = that makes the statement true.

Give an algebraic equation for the sentence and then determine the solution of the equation.

The sum of a squared and 9 is 13.

Find the length of a side of the gray square if its area is 42 sq. units. Verify your answer by using the grid.

Estimate the radius to the nearest inch, if the area of a circle is 29 in ^{ 2 } .

Find , approximating to the tenths place.

Find , approximating to the hundredths place.

A square room has an area of 900 ft ^{ 2 } . Find the cost to put molding around the ceiling if the molding costs $0.65 per foot.