Basic Figures
Vocabulary
Polygons
Quadrilaterals
Triangles
100

A geometric figure with 2 end points

Line segment

100

A line that intersects a circle at one point

Tangent

100
True or False...a polygon must be a closed shape

True

100

A quadrilateral with 1 set of parallel sides

Trapeziod

100

A triangle with NO sides congruent

Scalene

200

The geometric figure formed by 2 rays sharing an endpoint

Angle
200

2 lines or sides that intersect to form a 90 degree / right angles

Perpendicular

200
Two secants are drawn through a circle with their vertex on the circle. What is it called? 

Inscribed angle

200

The total number of names for a square.

6

200

I am a triangle with 3 sides that measure 3 cm, 6, cm, and 8 cm. One angle measures 90 degrees. How can you name this triangle? Is this triangle possible to make? 

Isosceles, right Triangle, yes 

300

The name of the point where 2 rays or line segments intersect. 

Vertex
300

Sides or lines/ line segments that never intersect

Parallel

300

True or False. A polygon can have a curved side.

False

300

A quadrilateral with 4 congruent sides, 2 obtuse angles, and 2 acute angles.

Rhombus

300

A triangle with all sides and angles congruent. What are their angle degrees? 

Equilateral, 60 degrees

400

What is a shape called with 3 sides and two are congruent? 

Isosceles Triangle

400

The name of a shape with ALL sides congruent and angles 90 degrees

Square

400

What quadrilateral(s) has(have) diagonals that are perpendicular?  

square, rhombus, kite

400

On the quadrilateral family tree, which 2 shapes are not connected to the rest.

Trapezoid and Kite

400
How many degrees are in a triangle? 

180 degrees

500
Explain the difference between a line and a line segment
Line segments have  2 end points, lines continue on forever.
500

The geometric term for same or equal

Congruent
500

Draw ray AB

check students answers

500

A quadrilateral that has opposite sides congruent and parallel and all angles 90 degrees. 

Rectangle

500

A triangle with two angles equaling 3x+5 and 2x+4 with an exterior angle of 5. Find x

x=-4/5

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