GeoGebra Classroom

# Parallel Lines Within Polygons

Use the picture to answer the questions below.

## Question 1

What types of angles are angle 1 and angle 4? (same-side interior, corresponding, etc.) What relationship do these angles have, if any? (congruent, supplementary, etc.) Explain your reasoning.

## Question 2

What types of angles are angle 1 and angle 2? What relationship do these angles have, if any? Explain your reasoning.

## Question 3

What types of angles are angle 1 and angle 3? What relationship do these angles have, if any? Explain your reasoning.

Use the picture to answer the question below.

## Question 1

What types of angles are angle 1 and angle 4? (same-side interior, corresponding, etc.) What relationship do these angles have, if any? (congruent, supplementary, etc.) Explain your reasoning.

## Question 2

What types of angles are angle 3 and angle 4? What relationship do these angles have, if any? Explain your reasoning.

## Question 3

What types of angles are angle 2 and angle 4? What relationship do these angles have, if any? Explain your reasoning.

Use the picture to answer the questions below.

## Question 1

State a pair of same-side interior angles that are supplementary.

## Question 2

State a pair of same-side interior angles that are not supplementary.

## Question 3

State a pair of corresponding angles that are congruent.

## Question 4

State a pair of alternate interior angles (whether congruent or not).