All Intermediate Geometry Resources
Example Questions
Example Question #131 : Hexagons
A rectangle is attached to a regular hexagon as shown by the figure.
If the diagonal of the hexagon is , find the area of the entire figure.
When all of the diagonals of a regular hexagon are drawn in, you should notice that the hexagon is divided into six congruent equilateral triangles. The length of the diagonal is twice the length of a side of one of the equilateral triangles.
Thus, the diagonal of a hexagon is also twice the length of a side of the regular hexagon.
Substitute in the given diagonal to find the side length of the hexagon.
Now, recall how to find the area of a regular hexagon.
Substitute in the value of the side length to find the area of the hexagon.
Next, notice that the hexagon shares a side with the length of the rectangle.
Recall how to find the area of a rectangle.
Substitute in the length and the width of the rectangle to find the area.
.
In order to find the area of the entire figure, add the areas of the hexagon and rectangle together.
Solve and round to two decimal places.
Example Question #132 : Hexagons
A rectangle is attached to a regular hexagon as shown by the figure.
If the diagonal of the hexagon is , find the area of the entire figure.
When all of the diagonals of a regular hexagon are drawn in, you should notice that the hexagon is divided into six congruent equilateral triangles. The length of the diagonal is twice the length of a side of one of the equilateral triangles.
Thus, the diagonal of a hexagon is also twice the length of a side of the regular hexagon.
Substitute in the given diagonal to find the side length of the hexagon.
Now, recall how to find the area of a regular hexagon.
Substitute in the value of the side length to find the area of the hexagon.
Next, notice that the hexagon shares a side with the length of the rectangle.
Recall how to find the area of a rectangle.
Substitute in the length and the width of the rectangle to find the area.
.
In order to find the area of the entire figure, add the areas of the hexagon and rectangle together.
Solve and round to two decimal places.
Example Question #133 : Hexagons
A rectangle is attached to a regular hexagon as shown by the figure.
If the diagonal of the hexagon is , find the area of the entire figure.
When all of the diagonals of a regular hexagon are drawn in, you should notice that the hexagon is divided into six congruent equilateral triangles. The length of the diagonal is twice the length of a side of one of the equilateral triangles.
Thus, the diagonal of a hexagon is also twice the length of a side of the regular hexagon.
Substitute in the given diagonal to find the side length of the hexagon.
Now, recall how to find the area of a regular hexagon.
Substitute in the value of the side length to find the area of the hexagon.
Next, notice that the hexagon shares a side with the length of the rectangle.
Recall how to find the area of a rectangle.
Substitute in the length and the width of the rectangle to find the area.
.
In order to find the area of the entire figure, add the areas of the hexagon and rectangle together.
Solve and round to two decimal places.
Example Question #134 : Hexagons
A rectangle is attached to a regular hexagon as shown by the figure.
If the diagonal of the hexagon is , find the area of the entire figure.
When all of the diagonals of a regular hexagon are drawn in, you should notice that the hexagon is divided into six congruent equilateral triangles. The length of the diagonal is twice the length of a side of one of the equilateral triangles.
Thus, the diagonal of a hexagon is also twice the length of a side of the regular hexagon.
Substitute in the given diagonal to find the side length of the hexagon.
Now, recall how to find the area of a regular hexagon.
Substitute in the value of the side length to find the area of the hexagon.
Next, notice that the hexagon shares a side with the length of the rectangle.
Recall how to find the area of a rectangle.
Substitute in the length and the width of the rectangle to find the area.
.
In order to find the area of the entire figure, add the areas of the hexagon and rectangle together.
Solve and round to two decimal places.
Example Question #135 : Hexagons
A rectangle is attached to a regular hexagon as shown by the figure.
If the diagonal of the hexagon is , find the area of the entire figure.
When all of the diagonals of a regular hexagon are drawn in, you should notice that the hexagon is divided into six congruent equilateral triangles. The length of the diagonal is twice the length of a side of one of the equilateral triangles.
Thus, the diagonal of a hexagon is also twice the length of a side of the regular hexagon.
Substitute in the given diagonal to find the side length of the hexagon.
Now, recall how to find the area of a regular hexagon.
Substitute in the value of the side length to find the area of the hexagon.
Next, notice that the hexagon shares a side with the length of the rectangle.
Recall how to find the area of a rectangle.
Substitute in the length and the width of the rectangle to find the area.
.
In order to find the area of the entire figure, add the areas of the hexagon and rectangle together.
Solve and round to two decimal places.
Example Question #136 : Hexagons
A rectangle is attached to a regular hexagon as shown by the figure.
If the diagonal of the hexagon is , find the area of the entire figure.
When all of the diagonals of a regular hexagon are drawn in, you should notice that the hexagon is divided into six congruent equilateral triangles. The length of the diagonal is twice the length of a side of one of the equilateral triangles.
Thus, the diagonal of a hexagon is also twice the length of a side of the regular hexagon.
Substitute in the given diagonal to find the side length of the hexagon.
Now, recall how to find the area of a regular hexagon.
Substitute in the value of the side length to find the area of the hexagon.
Next, notice that the hexagon shares a side with the length of the rectangle.
Recall how to find the area of a rectangle.
Substitute in the length and the width of the rectangle to find the area.
.
In order to find the area of the entire figure, add the areas of the hexagon and rectangle together.
Solve and round to two decimal places.
Example Question #137 : Hexagons
A rectangle is attached to a regular hexagon as shown by the figure.
If the diagonal of the hexagon is , find the area of the entire figure.
When all of the diagonals of a regular hexagon are drawn in, you should notice that the hexagon is divided into six congruent equilateral triangles. The length of the diagonal is twice the length of a side of one of the equilateral triangles.
Thus, the diagonal of a hexagon is also twice the length of a side of the regular hexagon.
Substitute in the given diagonal to find the side length of the hexagon.
Now, recall how to find the area of a regular hexagon.
Substitute in the value of the side length to find the area of the hexagon.
Next, notice that the hexagon shares a side with the length of the rectangle.
Recall how to find the area of a rectangle.
Substitute in the length and the width of the rectangle to find the area.
.
In order to find the area of the entire figure, add the areas of the hexagon and rectangle together.
Solve and round to two decimal places.
Example Question #41 : How To Find The Area Of A Hexagon
A rectangle is attached to a regular hexagon as shown by the figure.
If the diagonal of the hexagon is , find the area of the entire figure.
When all of the diagonals of a regular hexagon are drawn in, you should notice that the hexagon is divided into six congruent equilateral triangles. The length of the diagonal is twice the length of a side of one of the equilateral triangles.
Thus, the diagonal of a hexagon is also twice the length of a side of the regular hexagon.
Substitute in the given diagonal to find the side length of the hexagon.
Now, recall how to find the area of a regular hexagon.
Substitute in the value of the side length to find the area of the hexagon.
Next, notice that the hexagon shares a side with the length of the rectangle.
Recall how to find the area of a rectangle.
Substitute in the length and the width of the rectangle to find the area.
.
In order to find the area of the entire figure, add the areas of the hexagon and rectangle together.
Solve and round to two decimal places.
Example Question #42 : How To Find The Area Of A Hexagon
If a regular hexagon has a side length of , what would be the area? Assume all sides are of equal length and round to the nearest tenth.
The following equation can be used to solve for area of a regular polygon, given the side length and number of sides :
Example Question #941 : Intermediate Geometry
A regular hexagon has a side length of . Assuming all sides are of equal length, what is the area of the hexagon rounded to the nearest tenth?
We can solve for area using the given formula that works for all regular polygons, with being the side length and representing the number of sides: