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ăź(B) One of the rectangularLompenentsCom ponents |
Answer» <p>As one component of 80km/hr velocity is 40km/hr , then ;</p><p>cos (theta) = 40/80= 1/2(theta) = 60°</p><p>other component will be ;cos (90-60) = x/8080 × cos 30° = xx = 80×√3/2x = 40√3 km/hr</p> <p>thanks u</p> | |