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Lines, Angles, and Triangles

SAT Math· difficulty 3/5

A rectangle has length 1212 and width 55. What is the length of its diagonal?

  • A

    1313

    check_circle
  • B

    1515

  • C

    1717

  • D

    17\sqrt{17}

Explanation

Diagonal =144+25=169=13=\sqrt{144+25}=\sqrt{169}=13.

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