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AB = 8cmCD = 6cmOA : 5cmfind MN |
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Answer» 1 cm is the LENGTH of MNStep-by-step EXPLANATION:As AB and CD are CHORD so they are PERPENDICULAR bisector to radius.So, AM=4cm, CN= 3cmIn ∆AOM,By Pythagoras theorem,AO²= AM²+ MO²So, 5²= 4²+OM²OM²= 25-16= 9OM=√9= 3cmSimilarly in ∆CON,ON= 4cmMN= ON-OMMN=1cm |
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