lex asked in Science & MathematicsMathematics · 4 months ago

 Find the area A of the sector of a circle of radius 90 miles formed by the central angle 1/6 radian  ?

2 Answers

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  • 4 months ago

    When the central angle is ( 2 π Radian ) , the area = π (90)²

    Hence when the central angle = (1/6) radian, the required area --

    A  =  [ π (90)² ]/6 * 2 π

    A = 90²/12  =  675 mile²  ................... Answer

  • Pope
    Lv 7
    4 months ago

    (1/6)(90 mi)² / 2

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