Geom Sem 1 Review

Front

What is the formula to find one exterior angle in a regular polygon?

Back

360/n

Front

What is the sum of exterior angles of any polygon?

Back

360 degrees

Front

What is the converse of the statement: 'If it is night, then it is dark outside'?

Back

If it isn't dark outside, then it is not night.

Front

Find the other endpoint of the line segment with the given endpoint (4,0) and midpoint (-2,8).

Back

(-8, 16)

Front

What is the value of x if the answer is 20?

Back

20

Front

What is the formula to find the sum of interior angles of a polygon?

Back

(n-2)180, where n is the number of sides.

Front

What is the definition of a regular polygon?

Back

A polygon with all sides and angles equal.

Front

How do you find the midpoint of a line segment with endpoints (x1, y1) and (x2, y2)?

Back

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

Front

What is the definition of an exterior angle in a polygon?

Back

An angle formed by one side of the polygon and the extension of an adjacent side.

Front

What is the relationship between the number of sides of a polygon and its interior angles?

Back

The sum of the interior angles increases as the number of sides increases.