ACT SAT Prep How to determine the length of a parallelogram given a side and perimeter

The video tutorial explains how to find the length of line UT in a parallelogram RSTU with a given perimeter of 42 units. It covers the properties of parallelograms, such as congruent opposite sides and angles, and uses these properties to set up an equation. The equation is solved to find the length of UT, demonstrating the application of geometry concepts in problem-solving.

What is the first step in solving a geometry problem involving a parallelogram?

• Restate the question

• Calculate the area

• Find the angles

• Draw a diagram

Which of the following is a property of parallelograms?

• Opposite sides are congruent

• All angles are right angles

• Diagonals are perpendicular

• All sides are equal

What is true about the angles in a parallelogram?

• All angles are equal

• Opposite angles are congruent

• Adjacent angles are equal

• All angles are acute

How do you express the perimeter of a parallelogram in terms of its sides?

• Sum of all sides

• Product of all sides

• Sum of adjacent sides

• Difference of opposite sides

What is the length of line UT if the perimeter of the parallelogram is 42 units?

• 10 units

• 12 units

• 15 units

• 13 units