Basic Geometry : Basic Geometry

Study concepts, example questions & explanations for Basic Geometry

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Example Questions

Example Question #4 : How To Find The Perimeter Of A Square

The area of a square is .  If the square is enlarged by a factor of 2, what is the perimeter of the new square?

Possible Answers:

Correct answer:

Explanation:

The area of a square is given by  so we know the side is 5 cm.  Enlarging by a factor of two makes the new side 10 cm.  The perimeter is given by , so the perimeter of the new square is 40 cm.

Example Question #5 : How To Find The Perimeter Of A Square

The diagonal of a square has a length of 10 inches. What is the perimeter of the square in inches squared?

Possible Answers:

Correct answer:

Explanation:

Using the Pythagorean Theorem, we can find the edge of a side to be √50, by 2a2=102. This can be reduced to 5√2. This can then be multiplied by 4 to find the perimeter. 

Example Question #3 : How To Find The Perimeter Of A Square

What is the perimeter of a square with an area of ?

Possible Answers:

Correct answer:

Explanation:

1. Find the side lengths:

 

2. Use the side lengths to find the perimeter:

Example Question #6 : How To Find The Perimeter Of A Square

Find the perimeter of a square that has side lengths of .

Possible Answers:

Correct answer:

Explanation:

Use the following formula to find the perimeter of a square:

For the given square,

Example Question #2 : How To Find The Perimeter Of A Square

Find the perimeter of a square that has side lengths of .

Possible Answers:

Correct answer:

Explanation:

Use the following formula to find the perimeter of a square:

For the given square,

Example Question #851 : Basic Geometry

Find the perimeter of a square that has side lengths of .

Possible Answers:

Correct answer:

Explanation:

Use the following formula to find the perimeter of a square:

For the given square,

Example Question #852 : Basic Geometry

Find the perimeter of a square that has side lengths of .

Possible Answers:

Correct answer:

Explanation:

Use the following formula to find the perimeter of a square:

For the given square,

Example Question #853 : Basic Geometry

Find the perimeter of a square that has side lengths of .

Possible Answers:

Correct answer:

Explanation:

Use the following formula to find the perimeter of a square:

For the given square,

Example Question #854 : Basic Geometry

Find the perimeter of a square that has side lengths .

Possible Answers:

Correct answer:

Explanation:

Use the following formula to find the perimeter of a square:

For the given square,

Example Question #855 : Basic Geometry

Find the perimeter of a square that has side lengths of .

Possible Answers:

Correct answer:

Explanation:

Use the following formula to find the perimeter of a square:

For the given square,

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