Isosceles Triangles
Angles
Triangles
Transformations
Theorems & Post.
100

How many congruent sides does an isosceles triangle have?

2

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

T/F Congruent angles in an isosceles triangle are called vertex angles.  

False!

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

The vertex angle is 50 degrees. What is the measure of both base angles?

65 degrees

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

One base angle is 37 degrees. What is the measurement of the vertex angle?

106 degrees

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

Triangle ABC is an isosceles triangle. Angle A is congruent to angle B. If AC is 7 and angle A is 30, then find BC, angle B, and angle A. 

BC =7

B = 30

C = 120

500
Interior angles = 45, 5x; exterior angle = 9x + 9 the exterior angle = ?
What is 90
500

5 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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