Geometry Final Exam S1 Review (second 15 questions)

Front

What is a translation in geometry?

Back

A translation is a type of transformation that moves every point of a shape a constant distance in a specified direction.

Front

What is the rule for translating a point (x, y) to the right by 7 units and down by 1 unit?

Back

The rule is: (x, y) → (x + 7, y - 1).

Front

Define an isosceles triangle.

Back

An isosceles triangle is a triangle that has at least two sides of equal length.

Front

What is an acute triangle?

Back

An acute triangle is a triangle where all three angles are less than 90 degrees.

Front

How do you find the exterior angle of a triangle?

Back

The exterior angle is equal to the sum of the two opposite interior angles.

Front

What is the relationship between the angles in a triangle?

Back

The sum of the interior angles in a triangle is always 180 degrees.

Front

What is the formula for finding the measure of an exterior angle?

Back

If an exterior angle is formed by extending one side of a triangle, the measure of the exterior angle is equal to the sum of the two non-adjacent interior angles.

Front

What does it mean for a triangle to be scalene?

Back

A scalene triangle is a triangle where all three sides are of different lengths.

Front

What is the definition of a rectangle?

Back

A rectangle is a quadrilateral with four right angles.

Front

What is a transformation in geometry?

Back

A transformation is an operation that moves or changes a shape in some way to produce a new shape.