Perimeter and Area of Polygons: A Comprehensive Review

Why is it important to know formulas for polygons for the SAT and ACT?

• To impress the examiners

• To get extra time

• To solve geometry problems

• To skip difficult questions

What is the perimeter of a polygon?

• The length of the longest side

• The area inside the shape

• The sum of all its sides

• The difference between the longest and shortest sides

How do you calculate the area of a square?

• One side squared

• Base times height

• Base one plus base two divided by two

• Length times width

What is the formula for the area of a rectangle?

• Base times height

• Base one plus base two divided by two

• Length times width

• One side squared

How do you calculate the area of a right triangle?

• Base one plus base two divided by two

• Length times width

• One-half times the base times the height

• Base times height

In an equilateral triangle, where is the height drawn from?

• From one side to the other

• From the midpoint to the base

• From the base to the top

• From the vertex to the midpoint of the base

What is the formula for the area of a parallelogram?

• One side squared

• Length times width

• Base times height

• Base one plus base two divided by two

How is the height of a parallelogram determined?

• From one side to the other

• From the vertex to the base forming a right angle

• From the midpoint to the base

• From the base to the top

What is the formula for the area of a trapezoid?

• Height times base one plus base two divided by two

• Length times width

• Base times height

• One side squared

Where is the height of a trapezoid drawn from?

• From the midpoint to the base

• From the base to the top

• From one side to the other

• From the vertex to one of the bases forming a right angle