The three angle bisectors of a triangle are concurrent and the point of concurrence is called the
circumcentre
Orthocenter
centroid
incentre
Additional Questions
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If two circles of radii r1 and r2 touch internally, the distance between their centres is equal to |
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A, B and C can do a work in 12, 15 and 20 days respectively. They all work for one day. Then B leaves the group. In how many days will A and C complete |
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Area of a trapezium is 33.32 cm2. Its one side is 8 cm and height 5.6 cm, then the another side is |
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The mean of the mode and median of the following data 17, 15, 9, 13, 24, 7, 12, 21, 10, 24 is |
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If x - y = 6 and xy 4 then the value of x$^{3}$- y$^{3}$ is |
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If one of the factors of the expression x3 - 3x2 - x + 3 is (x + 1), then the other factors are |
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Two numbers are in the ratio 5 : 3. If they differ by 18, then what are the numbers? |
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The LCM of 3a$^{2}$ bC, 5 ab$^{2}$ C, 7 abC$^{2}$ |
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The cost price of 11 pens is equal to the selling price of 10 pens. The profit per cent is |
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A park is in the shape of semicircle with radius 14 m. The cost of fencing it at the cost of Rs.8 per metre is |
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