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Isosceles Triangle Theorem

Isosceles Triangle Theorem. Isosceles Triangle Theorem. The following movie shows that if two sides of a triangle are congruent, then the angles opposite those sides are congruent. Isosceles Triangles. An isosceles triangle is a triangle with (at least) two equal sides. Equilateral Triangles.

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Isosceles Triangle Theorem

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  1. Isosceles Triangle Theorem www.assignmentpoint.com

  2. Isosceles Triangle Theorem • The following movie shows that if two sides of a triangle are congruent, then the angles opposite those sides are congruent. www.assignmentpoint.com

  3. Isosceles Triangles • An isosceles triangle is a triangle with (at least) two equal sides. www.assignmentpoint.com

  4. Equilateral Triangles • An equilateral triangle is a triangle with all three sides of equal length. www.assignmentpoint.com

  5. Equiangular Triangles • An equiangular triangle is a triangle which has three equal angles. www.assignmentpoint.com

  6. Congruent Triangles • Congruent triangles are triangles whose corresponding angles and sides are congruent.  • They are exactly the same size and shape. www.assignmentpoint.com

  7. The Hypotenuse • The hypotenuse of a right triangle is the triangle's longest side, i.e., the side opposite the right angle. www.assignmentpoint.com

  8. Triangle Quiz • Please complete the following quiz that covers the information that was just presented to you. www.assignmentpoint.com

  9. If a triangle has three unequal sides it is a ______ triangle. A) Scalene B) Obtuse C) Isosceles Answer: A) Scalene Question 1 www.assignmentpoint.com

  10. A triangle which has three equal angles is a ______ triangle. A) Acute B) Equilateral C) Equiangular Answer: C) Equiangular Question 2 www.assignmentpoint.com

  11. A triangle with (at least) two equal sides is a ______ triangle. A) Scalene B) Isosceles C) Congruent Answer: B) Isosceles Question 3 www.assignmentpoint.com

  12. Two triangles that are equal are called ______ triangles A) Acute B) Obtuse C) Congruent Answer: C) Congruent Question 4 www.assignmentpoint.com

  13. A triangle with all three sides of equal length is a ______ triangle. A) Equilateral B) Right C) Equiangular Answer: A) Equilateral Question 5 www.assignmentpoint.com

  14. A triangle with an angle of 90° is a ______ triangle. A) Acute B) Right C) Congruent Answer: B) Right Question 6 www.assignmentpoint.com

  15. A triangle in which all three angles are less than 90° is a ______ triangle. A) Right B) Acute C) Scalene Answer: B) Acute Question 7 www.assignmentpoint.com

  16. A triangle in which one of the angles is greater than 90° is a ______ triangle. A) Obtuse B) Isosceles C) Acute Answer: A) Obtuse Question 8 www.assignmentpoint.com

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