Download Triangle Congruence

Please form groups of up
to 4, take a seat with your
group and decide on a
group name.
Triangle Edition
Triangle Types
Triangle Angle Sum
Triangle Congruence
Congruent Parts
Triangle Reasoning
Odds and Ends
Jeopardy
Triangle
Types
Triangle
Congruent
Triangle
Angle Sum Congruence
Parts
Triangle
Reasoning
Odds
and Ends
100
100
100
100
100
100
200
200
200
200
200
200
300
300
300
300
300
300
400
400
400
400
400
400
500
500
500
500
500
500
Final Jeopardy
$100 Question Triangle
Types
Give both names for this
triangle.
40°
$100 Answer Triangle
Types
Acute Isosceles Triangle
Return
$200 Question Triangle
Types
Give both names for this
triangle.
45°
$200 Answer Triangle
Types
Right Isosceles Triangle
Return
$300 Question Triangle
Types
Give both names for this
triangle.
2(1+2x)
4x+2
6x+2-2x
$300 Answer Triangle
Types
Equilateral Equiangular
Triangle
Return
$400 Question Triangle
Types
Give both names for this
triangle.
40°
20°
$400 Answer Triangle
Types
Obtuse Scalene Triangle
Return
$500 Question Triangle
Types
Give both names for this
triangle.
$500 Answer Triangle
Types
Right Scalene Triangle
Return
$100 Question Triangle
Angle Sum
Find the missing angle.
20°
?
$100 Answer Triangle
Angle Sum
70°
Return
$200 Question Triangle
Angle Sum
Solve for x.
80°
5x+20
40°
$200 Answer Triangle
Angle Sum
X=8°
Return
$300 Question Triangle
Angle Sum
Solve for x.
10x+4
6x
x-1
$300 Answer Triangle
Angle Sum
x=177/17
Return
$400 Question Triangle
Angle Sum
Find the missing angle.
100°
140°
?
$400 Answer Triangle
Angle Sum
120°
Return
$500 Question Triangle
Angle Sum
Solve for x.
50°
22x+8
10x+10
18x+5
$500 Answer Triangle
Angle Sum
X=115/28
Return
$100 Question Triangle
Congruence
Why is △ABD≅△CBD?
B
A
D
C
$100 Answer Triangle
Congruence
SSS
Return
$200 Question Triangle
Congruence
Why is △ABE≅△CBD?
D
C
B
A
E
$200 Answer Triangle
Congruence
AAS
Return
$300 Question Triangle
Congruence
Why is △ABC≅△ADC?
B
A
C
D
$300 Answer Triangle
Congruence
HL
Return
$400 Question Triangle
Congruence
Why is △ABE≅△DCE?
C
B
A
E
D
$400 Answer Triangle
Congruence
SAS
Return
$500 Question Triangle
Congruence
Why is △ABC≅△ADC?
B
C
D
A
$500 Answer Triangle
Congruence
SAS
Return
$100 Question Congruent
Parts
What does CPCTC stand for?
$100 Answer Congruent
Parts
Corresponding
Parts of
Congruent
Triangles are
Congruent
Return
$200 Question Congruent
Parts
△ABC≅△DEF, what is congruent to
segment BC?
$200 Answer Congruent
Parts
Segment EF
Return
$300 Question Congruent
Parts
△QRS≅△XYZ, what is congruent to
angle Q?
$300 Answer Congruent
Parts
Angle X.
Return
$400 Question Congruent
Parts
△ABC≅△XYZ, list all of the congruent
parts.
$400 Answer Congruent
Parts
Return
$500 Question Congruent
Parts
What must you do before you can say
CPCTC?
$500 Answer Congruent
Parts
Prove that the triangles are congruent.
Return
$100 Question Triangle
Reasoning
Can you have 2 obtuse
angles in a triangle?
Explain why or why not.
$100 Answer Triangle
Reasoning
No, because that would means 2 angles
greater than 90 which already adds up
to over 180°.
Return
$200 Question Triangle
Reasoning
What must be true about
the angles in a scalene
triangle?
$200 Answer Triangle
Reasoning
They must all be different because all
of the sides are different and only
equal sides can have equal
opposite angles.
Return
$300 Question Triangle
Reasoning
Is it possible to have a right
obtuse triangle? Why or
why not?
$300 Answer Triangle
Reasoning
No, because that would
create an angle sum of
more than 180°.
Return
$400 Question Triangle
Reasoning
Why is SSA not enough to
prove triangles congruent?
$400 Answer Triangle
Reasoning
Because SSA leaves two
options for a triangle. An
acute option and an
obtuse option.
Return
$500 Question Triangle
Reasoning
Explain why an exterior
angle is the sum of the
other interior angles.
$500 Answer Triangle
Reasoning
Because both the exterior
angle and the sum of the
other two angles are
supplementary to the third
interior angle.
Return
$100 Question Odds and
Ends
Write an equation that
passes through the points
(3, 2) and (5, 6).
$100 Answer Odds and
Ends
y=2x-4
Return
$200 Question Odds and
Ends
Name a pair of congruent
angles.
$200 Answer Odds and
Ends
Vertical Angles
Corresponding Angles
Alternate Interior Angles
Alternate Exterior Angles
Return
$300 Question Odds and
Ends
What type of statement
includes “iff”?
$300 Answer Odds and
Ends
A bi-conditional statement.
Return
$400 Question Odds and
Ends
What is the difference
between a segment, ray
and line?
$400 Answer Odds and
Ends
A segment has a definite
length, a ray extends in
one direction, and a line
extends in both directions
Return
$500 Question Odds and
Ends
Write the converse of the
following statement.
If you answer this question
correctly, then you will get
500 points.
$500 Answer Odds and
Ends
If you get 500 points, then
you answered this
question correctly.
Return
Final Jeopardy Topic
Coordinate Geometry
Final Jeopardy Question
What type of triangle is
formed by the points (0, 1)
(5, 0) and (4, 7)?
Final Jeopardy Answer
Acute Scalene
Thank You for Playing