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A chord of length 48 cm is drawn at a distance of 7 cm from the centre of a circle. Calculate the radius of the circle.
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[tex] \huge \purple{\fbox \red{\fbox\pink{\fbox\green{ǫᴜᴇsᴛɪᴏɴ: - }}}}[/tex]
A chord of length 48 cm is drawn at a distance of 7 cm from the centre of a circle. Calculate the radius of the circle.
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Answer:
radius^2=(48/2)^2+7^2
=24^2+7^2
=576+49
radius^2=625
radius=25
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a²+7²= 48²
a²+49=2304
a²= 2304- 49
a² =2255
a= √2255
a= 2255