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Lines, Angles, and Triangles

SAT Math· difficulty 3/5

In triangle ABC, the angles are 40°40°, 60°60°, and 80°80°. Which side of the triangle is the longest?

  • A

    the side opposite the 40° angle

  • B

    the side opposite the 80° angle

    check_circle
  • C

    all sides are equal

  • D

    the side opposite the 60° angle

Explanation

In a triangle, the longest side is opposite the largest angle. So the longest side is opposite the 80°80° angle.

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