Area of a Figure - Math
Card 1 of 316
The area of a quadrilateral is 
. If the length of one side is 
, what is the width of the figure?
The area of a quadrilateral is
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The area of a quadrilateral is the length times the width, or 
. The problem gives us the area and the length, so we can solve:
Divide both sides by 
:
The area of a quadrilateral is the length times the width, or
Divide both sides by
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What is the area of a parallelogram with a base of 
and a height of 
?
What is the area of a parallelogram with a base of
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To solve this question you must know the formula for the area of a parallelogram.
The formula is 
.
So we can plug in the side length for both base and height to yield
Perform the multiplication to arrive at the answer of 
.
To solve this question you must know the formula for the area of a parallelogram.
The formula is
So we can plug in the side length for both base and height to yield
Perform the multiplication to arrive at the answer of
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A parallelogram has a base which is 
feet long and another side of 
feet. The height of the parallelogram is 
feet. What is the area of the parallelogram?
A parallelogram has a base which is
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The formula for the area of a parallelogram is:
We know that that base of this parallelogram is 
feet and the height is 
feet. Thus, by this formula we have that:
feet squared.
The formula for the area of a parallelogram is:
We know that that base of this parallelogram is
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What is the area of a parallelogram with a base of 
and a height of 
?
What is the area of a parallelogram with a base of
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To find the are of a parallelogram, use the equation:
Substitute the given values for base and height into the formula:
To find the are of a parallelogram, use the equation:
Substitute the given values for base and height into the formula:
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What is the area of a square with a side length of 
?
What is the area of a square with a side length of
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To find the area of square, multiply the side lengths together:
To find the area of square, multiply the side lengths together:
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What is the area of a rectangle with a base of 
and a height of 
?
What is the area of a rectangle with a base of
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To find the area of a rectangle we multiply the base by the height. 
Plug the number 
for base and 
for height into the equation to get 
.
We then multiply to find the answer for the area is 
.
To find the area of a rectangle we multiply the base by the height.
Plug the number
We then multiply to find the answer for the area is
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What is the area of a rectangle with a length of 
and a width of 
?
What is the area of a rectangle with a length of
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The area of a rectangle is the length times the width: 
Plug in our given values and solve:
The area of a rectangle is the length times the width:
Plug in our given values and solve:
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The area of a rectangle is 
. If the length of the rectangle is 
, what is the width?
The area of a rectangle is
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The formula for the area of a rectangle is the length times the width: 
.
Plug in our given information:
Divide both sides by 8.
The formula for the area of a rectangle is the length times the width:
Plug in our given information:
Divide both sides by 8.
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What is the area of a rectangle with a length of 
and a width of 
?
What is the area of a rectangle with a length of
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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.
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.
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What is the area of a rectangle with a base of 
and a height of 
?
What is the area of a rectangle with a base of
Tap to reveal answer
To find the area of a rectangle we multiply the base by the height. 
Plug the number 
for base and 
for height into the equation to get 
.
We then multiply to find the answer for the area is 
.
To find the area of a rectangle we multiply the base by the height.
Plug the number
We then multiply to find the answer for the area is
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Find the area of a circle with a radius of 7 inches.
Find the area of a circle with a radius of 7 inches.
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Use the formula for the area of a circle, 
, and plug in 7 for the radius to get 
. Make sure your answer is in units squared.
Use the formula for the area of a circle,
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What is the area of a circle with diameter 
?
What is the area of a circle with diameter
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The area of a circle is calculated with the equation 
.
is half of the diameter, which in our case is 3.
The area of a circle is calculated with the equation
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Find the area of a circle with a radius of 12 inches.
Find the area of a circle with a radius of 12 inches.
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The formula for the area of a circle is 
.
Plug your radius value in and you get 
.
Make sure your units are squared.
The formula for the area of a circle is
Plug your radius value in and you get
Make sure your units are squared.
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What is the area of circle with a radius of 
?
What is the area of circle with a radius of
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To find the area of a circle you must plug the radius into 
in the following equation 
In this case the radius is 
so we plug it into 
to get 
We then multiply it by 
to get our answer 
.
To find the area of a circle you must plug the radius into
In this case the radius is
We then multiply it by
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What is the area of a circle with radius of 
?
What is the area of a circle with radius of
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The formula for the area of a circle is 
.
Plug in our given values:
The formula for the area of a circle is
Plug in our given values:
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What is the area of a circle with a radius of 
?
What is the area of a circle with a radius of
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The formula for the area of a circle is 
.
Plug in the information given and solve:
Remember, a number squared is just the same as that number times itself:
The formula for the area of a circle is
Plug in the information given and solve:
Remember, a number squared is just the same as that number times itself:
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If the area of a circle is 
, what is the radius of the circle?
If the area of a circle is
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The formula for the area of a circle is 
.
Plug in the information given and solve:
Notice that the 
's cancel out:
Take the square root of both sides:
The formula for the area of a circle is
Plug in the information given and solve:
Notice that the
Take the square root of both sides:
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If the diameter of a circle is 
, what is the area of that circle?
If the diameter of a circle is
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The area of a circle is 
, but the problem gives us the diameter and not the radius.
The diameter is twice the radius, so 
. We can plug in our given values to find the radius:
Now we can plug this value into our equation for area:
The area of a circle is
The diameter is twice the radius, so
Now we can plug this value into our equation for area:
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If the area of a circle is 
, what is the length of the radius?
If the area of a circle is
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The formula for the area of a circle is 
. Plug in our given information to solve:
The 
's cancel out, leaving us with:
Take the square root of both sides:
The formula for the area of a circle is
The
Take the square root of both sides:
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What is the area of a circle with a radius of 
?
What is the area of a circle with a radius of
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To find the area of a circle, you must plug the radius in for 
in the following equation:
In this case the radius is 
, so we plug 
in for 
to get 
.
To find the area of a circle, you must plug the radius in for
In this case the radius is
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