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Chapter 4 Review Directions • Take out a sheet of paper to answer all of the review problems. This will be collected for participation points! • The “Last Man Standing” will be your prize! LAST MAN STANDING MILDLY SOMEWHAT MOSTLY TOTALLY COSTUMED MAN Extra Credit Pt on Quiz Piece of Gum Extra Credit pt on Test High Five WEIRD MAN 5 minutes Free time No Prize! Candy Piece of Gum SICK MAN No Prize! Doh . . . Candy Munchkins Extra minute for break ANGRY MAN Extra Credit Pt on Quiz Homework Pass Fist Bump Extra Credit Pt on Quiz True or False? The two congruent sides of an isosceles triangle are the base. True or False? The two congruent sides of an isosceles triangle are the base. False True or False? The two congruent angles of an isosceles triangle are the vertex angles. True or False? The two congruent angles of an isosceles triangle are the vertex angles. False True or False? The side opposite the right angle of a right triangle is the hypotenuse. True or False? The side opposite the right angle of a right triangle is the hypotenuse. True True or False? Two triangles can be proven congruent using CPCTC. False Which postulate or theorem, if any, could be used to prove the two triangles congruent? Which postulate or theorem, if any, could be used to prove the two triangles congruent? ASA Which postulate or theorem, if any, could you use to prove the two triangles congruent? Which postulate or theorem, if any, could you use to prove the two triangles congruent? None Which postulate or theorem, if any, could you use to prove the two triangles congruent? Which postulate or theorem, if any, could you use to prove the two triangles congruent? HL Which postulate or theorem, if any, could you use to prove the two triangles congruent? Which postulate or theorem, if any, could you use to prove the two triangles congruent? SAS Name, if any, the pair of congruent triangles. Name the postulate or theorem that justifies your statement. A C B D Name, if any, the pair of congruent triangles. Name the postulate or theorem that justifies your statement. A C B D ΔABC≅ ΔDCB by AAS Name, if any, the pair of congruent triangles. Name the postulate or theorem that justifies your statement. F R B E H G Name, if any, the pair of congruent triangles. Name the postulate or theorem that justifies your statement. F R B E H ΔFBE≅ ΔRGH by SAS G Find the values of x and y. x 50 4 y Find the values of x and y. x 50 4 y x = 4; y = 65 Find the values of x and y. x 125 y Find the values of x and y. x 125 y x = 55; y = 62.5 Find the values of x and y. y 25 25 x Find the values of x and y. y 25 25 x x = 65; y = 90 Name a pair of congruent triangles in the diagram. State how the triangles are congruent. A E D C B Name a pair of congruent triangles in the diagram. State how the triangles are congruent. A ΔABC ≅ΔAED by SAS or ΔABD ≅ΔAEC by SAS E D C B Name a pair of congruent triangles in the diagram. State how the triangles are congruent. F G I H Name a pair of congruent triangles in the diagram. State how the triangles are congruent. F G I H ΔFIH ≅ΔGHI by SAS Which postulate or theorem, if any, could you use to prove the two triangles congruent? SSS