Geo Units 1, 2, 3 - FINAL REVIEW

Front

If m∠6 = 59, what is m∠3?

Back

m∠3 = 59 (Angles are equal when they are corresponding angles in parallel lines).

Front

Find the value of x that makes the quadrilateral a parallelogram.

Back

x = 35 (Opposite angles in a parallelogram are equal).

Front

Back

Front

If you were to rotate ABCD 180° about the origin, what would the coordinate of A' be?

Back

A' = (-3, -5) (Coordinates change sign when rotated 180° about the origin).

Front

What is the perimeter of the triangle shown?

Back

Perimeter = 9r^2 + r - 4 (Sum of all sides of the triangle).

Front

Define a parallelogram.

Back

A parallelogram is a quadrilateral with opposite sides parallel and equal in length.

Front

What is the formula for the area of a triangle?

Back

Front

Explain the concept of corresponding angles.

Back

Corresponding angles are pairs of angles that are in similar positions on two parallel lines cut by a transversal.

Front

What is the Pythagorean theorem?

Back

Front

What does it mean for two lines to be perpendicular?

Back

Two lines are perpendicular if they intersect at a right angle (90 degrees).