what’ s your type?
DESCRIPTION
BONUS. The Same Old Thing. X Marks the Spot. How’s Your Memory?. What’ s Your Type?. Prove It!. Short Cuts. 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. - PowerPoint PPT PresentationTRANSCRIPT
What’ s Your Type?
The Same Old Thing
X Marks theSpot Prove It! Short Cuts
How’s Your Memory?
400
500
100
200
300
100
200
300
400
500
100
200
300
400
500
100
200
400
300
500
100
200
300
400
500
100
200
300
400
500
600
700
600
700
600
700
600
700
600
700
600
700
BONUS
What’s your type?
30°
120°
30°
18
10
10
√
Sum of two nonadjacent interior angles
√
Classify all three triangles by side length.
√AB
D
C
35 65
Triangle with two 40° angles
√
Triangle with a 30 degree angle and a 60 degree
angle.
√
Triangle that is always acute
√
√
Classify all three triangles by angle measure.
35 60
5o
A
B
CD
The Same Old Thing
√
Name the congruent figures and ALL of the corresponding
congruent parts
√
P
S
Q
R
Name the congruent figures and ALL of the corresponding
congruent parts
√A
B C
D
Use the definition of congruent triangles to prove RPS RPQ.
√
P
Q
R
S
State the third congruence that must be given to prove
triangles congruent.
√
Given: FE ON F O
Prove: DEF MNO
Method: AAS
State the third congruence that must be given to prove triangles
congruent.
√
Given: A X B Y
Prove: ABC XYZ
Method: AAS
State the third congruence that must be given to prove
triangles congruent.
√
Given: DE MN M D
Prove: DEF MNO
Method: SAS
State the third congruence that must be given to prove
triangles congruent.
√
Given: A X AB XY
Prove: ABC XYZ
Method: ASA
X marks the spot
√
Find the value of x and classify the triangle
√
M PH
GJN
122 24(2x - 6)
∆JGH ∆PMNM GN H
Find the value of x and classify the triangle
√
3x
(2x + 11)(8x + 5)
Find the value of the third angle measure x if one of the acute angles in a right
triangle is 40 degrees
√
Find the value of x
√
(7x + 1)
38
(10x + 9)
Find the value of x and classify the triangle
√
6x
10
x
10
Find the value of x
√
34
x4
4
Find the value of x and y
√
x°
y°
50°
Prove it!
√
√
Given: MA TA, AHM=90 Prove: AHM AHT
A
TH
M
√
Given: A B, ADC BDC Prove: AC BC
A
D
B
C
√
Given: T is the midpoint of PR and QS
Prove: STR QTP
P
S R
Q
T
√
Given: JK LM, KJS MLS, JR LQ
Prove: LQR JRQ
S
K Q R M
J L
√
Given: A B, CA ┴AB, D is the midpoint of AB, AC BC
Prove: ACD BCD (using no shortcuts)
AD
B
C
√
Prove the Exterior Angles Theorem: m1 + m2 = m4
1
2
3 4
√
Using the Isosceles Triangle Theorem: Find m D
(6y+1)
(21y+13)
D
O G
Shortcuts
√
√
Name the theorem and list the statement or tell why it
can’t be determined
A
B
C
D
√
Name the theorem and list the statement or tell why it can’t be determined
A
E
C
B
D
√
Name the congruence method or none
√
Name the theorem and list the statement or tell why it can’t be determined
F R
OG
√
Name the congruence method or none
V
Z
WU
X Y
VY WXXV YWVXY WYX
√
Name the congruence method or none
V
Z
WU
X Y
VX WYVY BISECTS XZWX BISECTS ZYVXY WYX
√
M N O P
Q
Name the congruence method or none
MOQ PNQ
√
How’s Your Memory?
√
If two angles form a linear pair then they are:
√
If two lines are perpendicular then the angles created at their
intersection are:______
√
The acute angles of a right triangle are:
√
___ is the set of all points inside a triangle and ____ is the set of
all points outside a triangle.
√
Angles formed by two sides of a triangle with a common vertex
√
An angle formed by one side of a polygon and the extension of an
adjacent side
√
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.
BET IT ALL
• Given m A= 43 degrees and the measure of CBD is twice that of CBA, what is the measure of C?