1. The length of the diameter of the circle is 10 cm and length of the chord drawn in a circle is 6 cm. Find the distance (in cm) of chord from the center.
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By: anil on 05 May 2019 02.02 am
Given : Diameter = 10 cm and AB = 6 cm To find : OM = ? Solution : Radius OB = $$frac{10}{2}=5$$ cm Also, MB = $$frac{6}{2}=3$$ cm In right $$ riangle$$ OMB => $$(OM)^2=(OB)^2-(MB)^2$$ => $$(OM)^2=(5)^2-(3)^2$$
=> $$(OM)^2=25-9=16$$ => $$OM=sqrt{16}=4$$ cm => Ans - (D)
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=> $$(OM)^2=25-9=16$$ => $$OM=sqrt{16}=4$$ cm => Ans - (D)