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  • Find the missing sides and angles in the right triangle,where a is the side across from angle A,b across from B,and c ac

    Find the missing sides and angles in the right triangle,where a is the side across from angle A,b across from B,and c across from the right angle.(Round your answers to 3 decimal places.)
    a = 25,c = 46
    b=?
    A=?
    B=?
    A kite flier wondered how high her kite was flying.She used a protractor to measure an angle of 32° from level ground to the kite string.If she used a full 50 yard spool of string,how high,in feet,was the kite?Round your answer to 3 decimal places.(Disregard the string sag and the height of the string reel above the ground.)
    ( ) ft
    英語人氣:556 ℃時間:2019-12-27 07:22:43
    優(yōu)質解答
    1、已知直角三角形兩邊求其它邊和角
    b = 38.613;
    A=32.921°;B = 57.079°
    2、已知風箏線長和飛行角度,求飛行高度
    線長 = 50yard(碼) = 150 feet(英尺),與地面夾角 = 32°
    風箏高度 = 150*sin32° = 79.488 (feet)
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