Geometry Karate!By:

Mrs. Nastasi

Geometry Karate Rules• Make sure you have enough room

around you.• Follow your sensei • Only talking is geometry words!

POINT• Names an exact location in a space!

Named: Point A

A

Action: Punch the Air!

LINE• A line extends without end in

opposite directions.

Named: Line AB, AB, bA, BA

Action: Arms out Straight!

A B

Line Segment• Segment means part. It is a part of a

line named by two end points.

Named: Line AB, AB, bA, BA

Action: Arms out Straight WITH 2 FIsts

A B

Ray • Part of a line. Has one endpoint and

continues on in one direction.

Named: Ray AB, AB

Action: Arms out Straight WITH one FIst

A B

Parallel Lines• Lines in a plane that are always the

same distance apart and never intersect

Action: forearms form vertical or horizontal lines

A BC D

PERPENDICULAR LINES• Lines in a plane that intersect to form

right angles

Action: Arms in a “Plus Sign”

A B

C

D

ANgle• Two rays or segments that share an endpoint.

Named: Angle CAB, BAC, angle A, <CAB, <BAC

Action: Arms Out Straight forming an angle

A B

C

IMPORTANT!• The point that is shared by the two

lines is called the vertex!

When you name the angle, the vertex is in the middle!

A B

C

Right Angle• Two rays or segments that share an endpoint that is exactly

90 degrees

Named: Angle CAB, BAC, angle A, <CAB, <BAC

Action: One arm straight up, the other arm out!

A B

C

Acute Angle• Two rays or segments that share an endpoint that is less than

90 degrees

Named: Angle CAB, BAC, angle A, <CAB, <BAC

Action: Arms Out Straight forming an angle

A B

C

Obtuse Angle• Two rays or segments that share an endpoint that is less than

90 degrees

Named: Angle CAB, BAC, angle A, <CAB, <BAC

Action: Arms Out Straight forming an angle

A BC