All High School Math Resources
Example Questions
Example Question #6 : How To Find The Area Of A Rectangle In Pre Algebra
If a rectangle has an area of and a length of
, what is the width?
The formula for the area of a rectangle is
We can plug in our given information to solve:
Divide both sides by .
Example Question #2 : How To Find The Area Of A Rectangle In Pre Algebra
What is the area of a rectangle with a length of and a width of
?
The area of a rectangle is equal to the product of the length and the width.
We are given both values, so we simply multiply.
Example Question #6 : How To Find The Area Of A Rectangle In Pre Algebra
What is the area of a rectangle with a base of and a height of
?
To find the area of a rectangle we multiply the base by the height.
Plug the number for the base and
for the height into the equation to get
.
We then multiply to find the answer for the area is .
Example Question #7 : How To Find The Area Of A Rectangle In Pre Algebra
What is the area of a rectangle with a base of and a height of
?
To find the area of a rectangle we multiply the base by the height.
Plug in the number for the base and
for the height to get
We then multiply to find the answer for the area is .
Example Question #11 : How To Find The Area Of A Rectangle In Pre Algebra
A rectangular field has a width of miles and a length of
miles. What is the area of the field?
square miles
square miles
square miles
square miles
square miles
square miles
We have the length and width of a rectangle. We know that the formula for the area of a rectangle is .
Therefore,
square miles.
Example Question #11 : How To Find The Area Of A Rectangle In Pre Algebra
A rectangle has a length of feet and a width of
feet. What is the area of the rectangle?
square feet
square feet
square feet
square feet
square feet
square feet
Recall that the Area of a rectangle is determined by the product of the length and the width. Thus, our area is square feet.
Example Question #431 : Pre Algebra
If and
, what is the area of the rectangle?
Example Question #432 : Pre Algebra
What is the area of a rectangle with width and length
?
The area of a rectangle is found by multiplying the length times the width.
Example Question #15 : How To Find The Area Of A Rectangle In Pre Algebra
The area of a particular rectangle is . If the length of the rectangle is twice the width, what is the width of the rectangle?
The forumla for the area of a rectangle is Length X Width. Here, that would be Width X 2Width (length). Solving for width, you get
. Dividing by 2 and taking the square root of each side gives us
. Thus, the width of the rectangle is
units.
Example Question #13 : How To Find The Area Of A Rectangle In Pre Algebra
A square has a perimeter of . Find the area of the square.
The formula for the perimeter of a square is (
= side length of the square).
If the perimeter is , then the side length is
.
Then, to find the area of the square, square the side length ()
Thus, the area of the square is .
All High School Math Resources
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