1) According to Theorem 6.4D, if one pair of consecutive sides of a parallelogram are _____, then the parallelogram is a rhombus. a) rectangle b) congruent c) parallelogram d) diagonals 2) Theorem 6.4B states: If a parallelogram is a rhombus, then its _____ are perpendicular. a) rectangle b) congruent c) parallelogram d) diagonals 3) Theorem 6.4C states: If a parallelogram is a rhombus, then each diagonal bisects a pair of _____ angles. a) rectangle b) opposite c) rhombus d) parallelogram 4) Theorem 6.4E states: If the diagonals of a parallelogram are _____, then the parallelogram is a rhombus. a) square b) opposite c) sides d) perpendicular 5) A rhombus is a quadrilateral with four congruent _____. a) sides b) opposite c) perpendicular d) bisects 6) The diagonals of a _____ are both congruent and perpendicular. a) bisects b) quadrilateral c) square d) sides 7) Theorem 6.4A states: If a _____ is a rhombus, then it is a parallelogram. a) quadrilateral b) square c) sides d) perpendicular 8) According to Theorem 6.4F, if one diagonal of a parallelogram _____ a pair of opposite angles, then the parallelogram is a rhombus. a) sides b) square c) perpendicular d) bisects

Geometry B Unit 6 Lesson 4

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