All ACT Math Resources
Example Questions
Example Question #13 : Act Math
The perimeter of a regular pentagon is . What is the length of one side?
A problem like this is very easy. A regular pentagon just looks like:
All of its sides are equal. Therefore, you know that , where is the length of one side. Solving for , you get .
Example Question #15 : Act Math
If the perimeter of a given regular pentagon is . What is the length of one side of this regular pentagon in inches?
Use the formula for perimeter to solve for the side length of the regular pentagon:
Where is the perimeter and is the length of a side.
In this case:
Example Question #11 : Plane Geometry
Find the length of each side for regular pentagon with a perimeter of .
Use the formula for perimeter to solve for the side length:
Example Question #21 : Plane Geometry
Find the length of one side for a regular pentagon with a perimeter of .
Use the formula for perimeter to solve for the side length:
Example Question #22 : Plane Geometry
Find the length of each side for a regular pentagon with a perimeter of .
Use the formula for perimeter to solve for the side length:
Example Question #1 : How To Find The Length Of The Diagonal Of A Pentagon
If the side of a pentagon is , what is the diagonal of the pentagon?
Write the formula for finding the diagonal of a pentagon.
Plug in the side length and simplify.
Example Question #23 : Act Math
Find the length of the diagonal for a pentagon with a a side length of .
Use the formula for the diagonal of a pentagon:
Example Question #21 : Plane Geometry
Find the length of the diagonal for a pentagon with a perimeter of .
1. Use the formula for perimeter to solve for the side length:
2. Use the formula for the diagonal of a pentagon:
Example Question #21 : Geometry
Find the diagonal for a pentagon with a perimeter of .
1. Use the formula for perimeter to solve for the side length:
2. Use the formula for the diagonal of a pentagon:
Example Question #24 : Act Math
If a side of the pentagon is , what is the diagonal of the pentagon?
Write the diagonal formula for a pentagon.
Substitute the side length and find the diagonal.