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Worksheets5.1 Exploring what Makes Triangles Congruent
Total questions: 14
Worksheet time: 4hrs 30mins
Which triangles are congruent to A?
HINT: FIND THE THIRD ANGLE.
none of them
Which triangles are congruent to F?
HINT: FIND THE THIRD ANGLE.
NONE of them
Which of the following triangles are congruent to T? Select all that apply.
HINT: FIND THE THIRD SIDE.
Given that ΔPQR ≅ Δ LJK, PR=2x+6, JL= 10 units, LK= 3x-6, find the measure of side PR.
HINT: FIND X USING PR=JL. THEN PLUG X INTO PR.
10
2
12
30
Select the congruent triangles.
After a series of rigid transformations, ΔDOG is mapped onto ΔD'O'G'.
Find x.
2.5
4
6
6.5
ΔDEF is a 90º clockwise rotation of ΔABC. Find x.
20
35
63
78
ΔABC≅ΔEDC Find x.
11
19
38
58
Given the diagram, which of the following must be true?
∆XSF ≅ ∆XTG
∆SXF ≅ ∆GXT
∆FXS≅ ∆XGT
∆FXS ≅ ∆GXT
Use the Third Angles Theorem to find the value of x.
x = 60
x = 55
x = 15
x = 65
Which triangles are congruent to A?
HINT: FIND THE THIRD ANGLE.
none of them
Which of the following statements are true? (Mark all that apply)
∠P ≌ ∠V
JP ≌ TV
∠L ≌ ∠S
JL ≌ TS
∠J ≌ ∠T
Which of the following are corresponding angles? (Mark all the apply)
∠L ≌∠Q
∠M ≌ ∠ N
∠P ≌ ∠M
∠MLN ≌ ∠PNQ
∠MNL ≌ ∠ PNQ
These triangles are congruent. If ∠E is 45o and ∠B is 55o what is the measure of ∠C?
HINT: THE SUM OF THE 3 INTERIOR ANGLES EQUAL 180 DEGREES.
45o
55o
80o
100o
