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Chapter 4 Vocab. Review 1. If you know that 2 triangles are congruent, then the corresponding sides and angles of the triangles are congruent because of____________. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 2. The side of an isosceles triangle that is not a leg is called ____________________. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 3. The 2 congruent sides of an isosceles triangle are called ____________________. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 4. The longest side of a right triangle that is opposite the right angle is the ___________________. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 5. The angles of an isosceles triangle are NOT the vertex angle are called the ____________________. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 6. The _______________ are the 2 sides of a right triangle that are not the hypotenuse. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 7. A _______________ to a theorem is a statement that follows immediately from a theorem. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 8. ___________ have congruent corresponding parts (sides & angles). WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 9. The 2 congruent sides of an isosceles triangle FORM the _______. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 10. Atriangle with 3 congruent sides is called an _______________. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 11. A _________________ triangle has 2 congruent sides. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle 12. A triangle with no congruent sides is called a _____________. WORD BANK: Base Congruent sides Corollary Equilateral triangle Isosceles triangle Scalene Triangle Base Angles Congruent polygons CPCTC Hypotenuse Legs Vertex angle Answers 1. CPCTC 2. Base 3. Legs 4. Hypotenuse 5. Base angles 6. Legs 7. Corollary 8. Congruent polygons 9. Vertex angle 10. Equilateral 11. Isosceles 12. Scalene Remember to know your postulates and theorems: SSS, SAS, ASA, AAS, & H-L Also be able to identify all the congruents parts in a triangle (3 statements about sides & 3 about angles).
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