Mathematics
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OpenStudy (jahnavi):
If a circle is divided into three equal arcs then each arc is a major arc. True or False?
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hartnn (hartnn):
u know what is a major arc ?
OpenStudy (jahnavi):
yes
hartnn (hartnn):
so what u think it is ? true or false ?
OpenStudy (jahnavi):
false
hartnn (hartnn):
false is correct :)
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OpenStudy (jahnavi):
why
hartnn (hartnn):
major arc must be >180 degrees.
here each arc = 360/3 =12 degrees.
hartnn (hartnn):
*120 degrees.
OpenStudy (jahnavi):
I have an another explanation.
hartnn (hartnn):
like ?
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OpenStudy (jahnavi):
If you consider one arc of the circle ,then the remaining 2 arcs make a major arc. so, the one which we have considered becomes a minor arc.
hartnn (hartnn):
yeah, u can say so...good.
OpenStudy (jahnavi):
thankyou!
hartnn (hartnn):
welcome ^_^
hartnn (hartnn):
any more Questions ? or doubts ?
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OpenStudy (jahnavi):
yes i have one more question
hartnn (hartnn):
u can ask :)
OpenStudy (jahnavi):
A sector is the region between the chord and its corresponding arc. True or false?
hartnn (hartnn):
what u think, true or false ?
OpenStudy (jahnavi):
false
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hartnn (hartnn):
you are correct again.
OpenStudy (jahnavi):
why
hartnn (hartnn):
The part of the circular region bounded by two radii and the corresponding arc is called a sector
hartnn (hartnn):
he region between the chord and its corresponding arc is segment.
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OpenStudy (jahnavi):
thankyou once again
hartnn (hartnn):
welcome once again ^_^