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Name:
Period:
Geometry
Mrs. Ortiz
Ortiz
GEO
Chapter 4: Congruent Triangles
Assignment Sheet
_____ Section 4.1………………………….………HW: p. 198-200 #10-38 even, 37, 47
_____ Section 4.2……………………….…………HW: p. 206-208 #10-22 even, 24-29 all, 35, 41
_____ Section 4.3……………………….…………HW: p. 216-218 #8-24 even, 25, 34, 41, 42
_____ Section 4.4…..………………….… ………HW: p. 223-225 #8-22 all, 36
_____ Section 4.5A…………….…….………….HW: p. 232-235 #4-10 even
_____ Review for Quiz 4.1 – 4.4….……..HW: Review Sheet for 4.1 – 4.4 (worksheet)
_____ Quiz on 4.1 – 4.4……………………….
Period 3
Friday, 12/7
Period 2/8
Monday, 12/10
_____ Section 4.5B……….…….…….………….HW: p. 232-235 #12-18 all, 34-36 all
_____ Section 4.6…………….……….……………HW: p. 239-241 #9-25 odd, 28, 33, 34, 46
_____ Section 4.7…………….……….……………HW: p. 247 #6, 8, 10, 12-19 all, 23
_____ Chapter 4 Review ………….……….…HW: p. 255 #1-19 all
p. 253-254 # 9-17 all
_____ Chapter 4 Review Sheet attached to reverse side
_____ Chapter 4 Test…………………………
all periods
Tuesday, 12/18
Ortiz
GEO
Name: ____________________________
Chapter 4 Test Review Sheet
Date: ______________
Terms, Theorems, Postulates covered in Chapter 4:
Section 4.1
 Equilateral Triangle
 Isosceles Triangle
 Scalene Triangle
 Acute Triangle
 Obtuse Triangle
 Right Triangle
 Equiangular Triangle
 Vertex
 Legs, base, hypotenuse
 Interior & Exterior Angles
 Triangle Sum Thm.
 Exterior Angle Thm.
 Corollary to the Triangle Sum Thm.
Section 4.2
 Congruent Figures
 Congruent Corresponding Parts –
naming angles, sides and triangles
 Third Angles Thm.
 Properties of Congruent Triangles
Section 4.3
 SSS Congruence Postulate
 SAS Congruence Postulate
Section 4.4
 ASA Congruence Postulate
 AAS Congruence Thm.
Section 4.5
 CPCTC
Section 4.6
 Vertex Angle
 Base Angles
 Base Angles Thm.
 Converse of Base Angles Thm.
 Corollary to Base Angles Thm.
 Corollary to Converse of BA Thm.
 Hypotenuse – Leg Congruence Thm.
Section 4.7
 Using distance formula with a
triangle in the coordinate plane
 Using midpoint formula with a
triangle in the coordinate plane
Important Things to Remember:
 Classify and identify triangles by sides and angles.
 Use Triangle Sum Thm., Exterior Angle Thm., Corollary to the Triangle Sum Thm., Base
Angles Thm., Converse of Base Angles Thm., Corollary to Base Angles Thm., and Corollary to
Converse of BA Thm. to find values of certain angles within or around a triangle
 Decide whether 2 triangles are congruent using: SSS, SAS, ASA, AAS, and H-L
 Use properties of isosceles, equilateral, and equiangular triangles to find the values of
unknown variables and angles.
 Write two-column proofs to prove 2 triangles are congruent or pieces of a triangle are
congruent (CPCTC).
Ortiz
GEO