Vocabulary
4-1, 4-2
4-3, 4-4
4-5, 4-6
4-7, Misc.
100
Classify the triangle by its sides: Refer to picture #1
Isosceles
100
Find the missing angle measures. Refer to picture#19
93
100
Identify the congruence transformation. Refer to picture #5
Flip
100
Refer to picture #10. Triangle DFG and Triangle FGH are isosceles, angle FDH=28 and DG=FG=FH. Find each measure: angle DFG angle DGF angle FGH ange GFH
angle DFG=28 angle DGF=124 angle FGH=56 ange GFH=68
100
Find the missing coordinates of each triangle. Refer to picture #13
R(a,b)
200
Classify the triangle by its sides: Refer to picture #2
Scalene
200
Find the missing angle measures. Refer to picture #18
65, 65
200
Identify the congruent triangles in each figure. Refer to picture #4
Triangle RVS=Triangle TVS
200
Find x. Refer to picture #11
x=18
200
Find the missing coordinates of each triangle. Refer to picture #14
D(2b,0)
300
Classify the triangle by its angles: Refer to picture #3
Equiangular
300
Find each measure. Refer to picture #20
angle 1=76 angle 2=76 angle 3=49
300
Name the congruent angles and sides for each pair of congruent triangles. Triangle BCF=Triangle DGH
angle B=angle D angle C=angle G angle F=angle H BC=DG CF=GH BF=DH
300
Find x. Refer to picture #12
x=18
300
Find the missing coordinates of each triangle. Refer to picture #15
G(0,a) H(b,0)
400
Classify the triangle by its angles: Refer to picture #2
Right
400
Find each measure. Refer to picture #21
angle 1=128 angle 2= 52 angle 3= 68 angle 4= 60 angle 5= 116
400
Write a two column proof. Refer to picture #6 Given: RQ=TQ=YQ=WQ angle RQY=angle WQT Prove:Triangle QWT=Triangle QYR
proof may vary SAS
400
Write a two-column proof. Refer to picture #9. Given: angle V=angle S TV=QS Prove: VR=SR
Proofs may vary vertical angles, AAS, CPCTC
400
Find x. Refer to picture # 16
x=30
500
Define CPCTC
Corresponding Parts of Congruent Triangles are Congruent
500
Find x and the measure of each side of the triangle. Triangle GHJ is isosceles, with HG=JG, GH=x+7, GJ=3x-5, and HJ=x-1
x=6 GH=13 GJ=13 HJ=5
500
Write a two-column proof. Refer to picture #7 Given: Triangle CDE is isosceles G is the midpoint of CE Prove: Triangle CDG=Triangle EDG
proofs may vary midpoint, reflexive, isosceles triangle, SSS, SAS
500
Write a two-column proof. Refer to picture #8 Given: EFllGH, EF=GH Prove: EK=KH
Proofs may vary Alternate Interior Angles, AAS, CPCTC
500
Write a two-column proof. Refer to picture #17. Given: AC=GC, EC bisects AG Prove: Triangle CEG=Triangle AEC
Proofs may vary Bisector, reflexive, SSS
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