__ | 1. | Acute Equilateral Triangle | | A. | A triangle with two congruent sides. |

__ | 2. | Acute Isosceles Triangle | | B. | A triangle with no congruent sides. |

__ | 3. | Acute Scalene Triangle | | C. | A triangle with all sides congruent. |

__ | 4. | Acute Triangle | | D. | A triangle with one angle greater than 90 but less than 180. |

__ | 5. | Equilateral Triangle | | E. | A triangle with all three angles less than 90. |

__ | 6. | Isosceles Triangle | | F. | A triangle that contains one right angle. |

__ | 7. | Obtuse Triangle | | G. | A triangle with only acute angles and two congruent sides. |

__ | 8. | Right Scalene Triangle | | H. | A triangle with only acute angles & no sides congruent. |

__ | 9. | Right Triangle | | I. | A triangle with a right angle and no sides congruent. |

__ | 10. | Scalene Triangle | | J. | A triangle with only acute angles & all sides congruent. |