Geometry Semester Review 23

Front

What do two planes intersect at?

Back

A line.

Front

What is the symbolic representation of the statement: If two angles have a sum of 180°, then the angles are supplementary?

Back

q -> p

Front

Where is the new point located when Point (-5,2) is reflected over the y axis?

Back

(5,2)

Front

What are translations, reflections, and rotations known as?

Back

Transformations.

Front

How is a line named?

Back

Any 2 points on the line, or a lowercase script letter.

Front

What is the sum of the interior angles of a triangle?

Back

180°.

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

What is a supplementary angle?

Back

Two angles that add up to 180°.

Front

What is the distance formula in a coordinate plane?

Back

d = √((x2 - x1)² + (y2 - y1)²).

Front

What is the definition of a transformation in geometry?

Back

A change in the position, size, or shape of a figure.