1.9.2025

Front

What is the height of a building that casts a shadow of 24 feet if a 12-foot tall tree casts a shadow of 9 feet? (Draw a picture & set up a proportion)

Back

32 feet

Front

What are vertical angles?

Back

Angles that are opposite of each other when lines intersect.

Front

What are angles on opposite sides of a vertex that are congruent called?

Back

Vertical angles.

Front

What is the relationship between alternate interior angles?

Back

They are equal when two parallel lines are cut by a transversal.

Front

What are corresponding angles?

Back

Angles that are in the same position on different parallel lines when cut by a transversal.

Front

What are supplementary angles?

Back

Two angles that add up to 180°.

Front

What are complementary angles?

Back

Two angles that add up to 90°.

Front

What is the definition of a transversal?

Back

A line that intersects two or more lines at different points.

Front

What is the relationship between alternate exterior angles?

Back

They are equal when two parallel lines are cut by a transversal.

Front

What is the sum of the angles in a triangle?

Back

180°.