Identify the fall owing in the given figure
Sectox
Diameter
chord
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Answer:
Here the line OC is perpendicular to AB, which divides the chord of equal lengths.
In Δ OCB,
OB2 = OC2 + BC2
OB2 = 242 + 102
BC2 = 576 + 100
BC2 = 676
BC = √676
BC = √(26 ⋅ 26)
BC = 26 cm
Hence the radius of the circle is 26 cm.
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How to Identify Radii, Chords, and Diameters
Radius: A circle's radius — the distance from its center to a point on the circle — tells you the circle's size. ...
Chord: A segment that connects two points on a circle is called a chord.
Diameter: A chord that passes through a circle's center is a diameter of the circle
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