PowerPoint Presentation - Jeopardy Ch 4 Geometry Review

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BONUS
The Same Old Thing
X Marks the Spot
Hows Your Memory?
What s Your Type?
Prove It!
Short Cuts
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Whats your type?
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30
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120
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30
v
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Sum of two nonadjacent interior angles
v
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Classify all three triangles by side length.
C
65
35
A
D
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B
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Triangle with two 40 angles
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Triangle with a 30 degree angle and a 60 degree
angle.
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Triangle that is always acute
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Classify all three triangles by angle measure.
B
5o
60
35
A
C
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D
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The Same Old Thing
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Name the congruent figures and ALL of the
corresponding congruent parts
Q
R
P
S
v
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Name the congruent figures and ALL of the
corresponding congruent parts
B
C
A
D
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Use the definition of congruent triangles to
prove ? RPS ? ? RPQ.
Q
P
R
S
v
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State the third congruence that must be given to
prove triangles congruent.
Given FE ? ON ?F ???O Prove ? DEF ? ?
MNO Method AAS
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State the third congruence that must be given to
prove triangles congruent.
Given ?A ?? ?X ?B ?? ?Y Prove ? ABC ? ?
XYZ Method AAS
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State the third congruence that must be given to
prove triangles congruent.
Given DE ? MN ?M ???D Prove ? DEF ? ?
MNO Method SAS
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State the third congruence that must be given to
prove triangles congruent.
Given ?A ?? ?X AB ?? XY Prove ? ABC ? ?
XYZ Method ASA
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X marks the spot
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Find the value of x and classify the triangle
J
G
?JGH ? ?PMN ?M ? ?G ?N ? ?H
N
(2x - 6)?
122?
24?
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M
P
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Find the value of x and classify the triangle
(2x 11)
(8x 5)
3x
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Find the value of the third angle measure x if
one of the acute angles in a right triangle is 40
degrees
v
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Find the value of x
38?
(10x 9)?
(7x 1)?
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Find the value of x and classify the triangle
10
10
6x?
x
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Find the value of x
34?
4
x?
4
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Find the value of x and y
y
50
x
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Prove it!
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Given MA ? TA, ?AHM90? Prove ? AHM ? ? AHT
A
T
M
H
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Given ?A ?? ?B, ?ADC ?? ?BDC Prove AC ?? BC
A
B
D
C
DAILY DOUBLE
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Given T is the midpoint of PR and QS Prove ?
STR ? ? QTP
P
Q
T
S
R
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Given JK ?? LM, ?KJS ?? ?MLS, JR ?? LQ Prove
?LQR ?? ?JRQ
J
L
S
M
K
Q
R
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Given ?A ?? ?B, CA -AB, D is the midpoint of AB,
AC?? BC Prove ? ACD ? ? BCD (using no
shortcuts)
D
B
A
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C
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Prove the Exterior Angles Theorem m?1 m?2
m?4
2
4
1
3
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Using the Isosceles Triangle Theorem Find m? D
D
(21y13)?
(6y1)?
O
G
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Shortcuts
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Name the ? theorem and list the ? statement or
tell why it cant be determined
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C
D
A
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Name the ? theorem and list the ? statement or
tell why it cant be determined
A
B
C
D
E
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Name the congruence method or none
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Name the ? theorem and list the ? statement or
tell why it cant be determined
R
F
O
G
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Name the congruence method or none
Z
VY ? WX XV ? YW ?VXY ? ? WYX
W
V
U
X
Y
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Name the congruence method or none
Z
VX ? WY VY BISECTS XZ WX BISECTS ZY ?VXY ? ?WYX
W
V
U
X
Y
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Name the congruence method or none
? MOQ ? ? PNQ
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Hows Your Memory?
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If two angles form a linear pair then they are
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If two lines are perpendicular then the angles
created at their intersection are______
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The acute angles of a right triangle are
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___ is the set of all points inside a triangle
and ____ is the set of all points outside a
triangle.
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Angles formed by two sides of a triangle with a
common vertex
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An angle formed by one side of a polygon and the
extension of an adjacent side
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Interior angles of a polygon that are not
adjacent to the exterior angle but their sum is
equal to the measure of the exterior angle.
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BET IT ALL

• Given m ? A 43 degrees and the measure of ? CBD
  is twice that of ? CBA, what is the measure of ?
  C?