Definitions Exam 1

Question 1

The orthocenter is always equidistant from each vertex in a triangle

Answer 1

False

Question 2

The sum of the interior angles in a polygon is always 360 degrees.

Answer 2

False

Question 3

The sum of the exterior angles in a polygon is always 360 degrees.

Answer 3

True

Question 4

If the total of all the interior angles in a 3-gon is 180 degree, then each exterior angle must be 60 degrees.

Answer 4

False

Question 5

A secant is a line containing a chord.

Answer 5

True

Question 6

All sides of a regular polygon are congruent.

Answer 6

True

Question 7

If the total of all the exterior angles in a regular 10-gon is 360 degrees, then each exterior angle must be 36 degrees.

Answer 7

True

Question 8

A tangent is a line that intersects a circle at exactly one point and is perpendicular to the radius at that point.

Answer 8

True

Question 9

A radius is a chord passing through the center of a circle.

Answer 9

False

Question 10

An inscribed angle in a circle has its vertex at a point on the circle, where the measure of the angle is 1/2 times the measure of the intercepted arc.

Answer 10

True

Question 11

All sides of any polygon are congruent

Answer 11

False

Question 12

A central angle in a circle has its vertex at a point on the circle

Answer 12

False

Question 13

A diameter is any segment with both endpoints on the circle

Answer 13

False

Question 14

A central angle in a circle has its vertex at the center of the circle.

Answer 14

True

Question 15

A tangent is a line containing a chord

Answer 15

False

Question 16

A tangent is a line that intersects a circle at exactly two points and is perpendicular to the radius at one of the points

Answer 16

False

Question 17

A diameter is a chord passing through the center of a circle

Answer 17

True

Question 18

The altitudes of a triangle intersect at the centroid

Answer 18

False

Question 19

The centroid is always equidistance from each side in a triangle

Answer 19

False

Question 20

The circumcenter is always equidistance from each vertex in a triangle

Answer 20

True

Question 21

The medians of a triangle intersect at the circumcenter

Answer 21

False

Question 22

The medians intersect at the orthocenter

Answer 22

False

Question 23

The perpendicular bisectors of a triangle intersect at the circumcenter

Answer 23

True

Question 24

The sum of the exterior angles in a polygon is always 360 degrees

Answer 24

True

Question 25

The altitudes of a triangle intersect at the orthocenter

Answer 25

True

Question 26

The angle bisectors of a triangle intersect at the incenter

Answer 26

True

Question 27

The measure of an inscribe angle in a circle is equal to one half the measure of the central angle that subtends the same arc.

Answer 27

True

Question 28

A triangle with no congruent sides is called scalene

Answer 28

True

Question 29

The centroid is always equidistance from each vertex in a triangle

Answer 29

False

Question 30

Each angle inscribed in a semicircle is a 180 degree angle

Answer 30

False

Question 31

The orthocenter always lies inside a given triangle

Answer 31

False

Question 32

The circumcenter is always equidistance from each side in a triangle

Answer 32

False

Question 33

Each angle inscribed in a semicircle is a 90 degree angle

Answer 33

True

Question 34

The altitudes of a triangle intersect at the circumcenter

Answer 34

False

Question 35

The medians of a triangle intersect at the centroid

Answer 35

True

Question 36

The orthocenter is always equidistance form each side in a triangle

Answer 36

False

Question 37

The centroid always lies inside a given triangle

Answer 37

True

Question 38

Every isosceles triangle is also an equilateral triangle

Answer 38

False

Question 39

The circumcenter always lies inside a given triangle

Answer 39

False

Question 40

The incenter is always equidistance from each side in a triangle

Answer 40

True