Geometry Review

Front

What are the slopes of parallel lines?

Back

Identical.

Front

What is the vocabulary word for the vertical line on the left of the coordinate plane?

Back

Y-axis.

Front

What shape has all sides equal and opposite angles equal?

Back

Rhombus.

Front

What is the midpoint formula for two endpoints (x1, y1) and (x2, y2)?

Back

Midpoint = ((x1 + x2)/2, (y1 + y2)/2).

Front

What is the area of a rectangle with length 5 units and width 2 units?

Back

10 units².

Front

What is the formula for the area of a triangle?

Back

Area = (base * height) / 2.

Front

What is the definition of a trapezoid?

Back

A quadrilateral with at least one pair of parallel sides.

Front

What is the Pythagorean theorem?

Back

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

Front

What is the definition of a polygon?

Back

A closed figure with three or more straight sides.

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2πr, where r is the radius.