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SAT-MATH/U4/Lines, Angles, and Triangles/sat-math-geo2-034

Lines, Angles, and Triangles

SAT Math· difficulty 3/5

Each exterior angle of a regular polygon is 30°30°30°. How many sides does it have?

  • A

    101010

  • B

    666

  • C

    121212

    check_circle
  • D

    888

Explanation

Sum of exterior angles =360°=360°=360°. n=36030=12n=\frac{360}{30}=12n=30360​=12.

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