The sum of the measures of the interior angles of a triangle is 180.
What is Triangle Sum Theorem
100
SSS
What is Side- side- side
100
A polygon with 3 sides
What is a triangle
100
An operation that moves or changes a geometric figure
What is transformation
200
At least 2 congruent sides
What is Isosceles
200
The measure of an exterior angle of a triangle is equal to the sum of the measures of the two nonadjacent interior angles.
What is exterior angle theorem
200
SAS
What is side angle side
200
A statement that can be proven easily using the theorem.
What is a corollary to a theorem
200
The new figure is called
What is the image
300
3 Congruent Sides
What is Equilateral
300
If two angles of one triangle are congruent to two angles of another triangle, then the third angles are also congruent.
What is third angles theorem
300
HL
What is hypotenuse- leg
300
A transformation that preserves length, angle measure, and area
What is a rigid motion
300
Moves every point of a figure the same distance in the same direction
What is a translation
400
3 acute angles
What is acute
400
If the hypotenuse and a leg of a right triangle are congruent to the hypotenuse and a leg of a second right triangle, then the two triangles are congruent
What is Hypotenuse- leg theorem
400
AAS
What is angle- angle- side
400
In a right triangle, the sides adjacent to the right angle
What is legs
400
Uses a line of reflection to create a mirror image of the original figure
What is a reflection
500
3 congruent angles
What is equiangular
500
If two side of a triangle are congruent, then the angles opposite them are congruent
What is Base Angles Theorem
500
ASA
What is angle-side-angle
500
The side opposite the right angle
What is the hypotenuse
500
Turns a figure about a fixed point, called the center of rotation