Vocabulary
Angles
Triangles
Transformations
Theorems & Post.
100
a three sided polygon
What is a triangle
100
Side lengths is 6 inches, 3 inches, 6 inches
What is an isosceles triangle
100
3 congruent sides
What is an equilateral triangle
100
a flip or mirror image
What is a reflection
100
if two angles of one triangle are congruent to two angles of another triangle then
What is the third angles are congruent
200
has three acute angles
What is an acute triangle
200
one angle = 120, another = 20 (for triangle) the remaining angle = ?
What is 40
200
no congruent sides
What is a scalene triangle
200
a 180 turn
What is a rotation
200
if three sides of a triangle are congruent to three sides of another triangle, the triangles are congruent
What is SSS
300
all parts (sides and angles) are congruent. Hint (parts)
What is corresponding parts
300
the sum of the non-adjacent interior angles
What is the exterior angle
300
the sum of the interior angles of a triangle
What is 180
300
A (-5, 1) B (-4, 4) C (-2,3) translation (x,y) -- (x+5, y+1)
What is A (0,2) B (1,5) C (3,4)
300
if a triangle is equilateral then
What is it is equiangular
400
also known as a slide
What is a translation
400
Angles = 2x, right angle and exterior angle = 8x, the exterior angle = ?
What is 120
400
the side of a right triangle (not the hypotenuse)
What is a leg
400
4 units to the left, 2 units down
What is (x,y) ----(x - 4, y - 2)
400
if two angles of a triangle are congruent then
What is two sides are congruent
500
side opposite the right angle
What is the hypotenuse
500
Interior angles = 45, 5x; exterior angle = 9x + 9 the exterior angle = ?
What is 90
500
4 ways to prove triangles are congruent
What is SAS, AAS, ASA, HL, SSS
500
If (0,3) translates to (-3,-2) then (2,5) translates to
What is (-1,0)
500
the acute angles of a right triangle are
What is complementary
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