ΔABC is right angled at B. BD is the altitude. AD is 18 cm and DC is 50 cm. Find length of BD?
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AB is a diameter of a circle. C is a point on the tangent drawn at A . If AB = 8 cm and AC = 6 cm , then the length of BC is
In the following question, select the odd letter/letters from the given alternatives.
If sin (3x 20°) = cos (3y + 20°), then find the value of (x + y).
If 3x + 5y + 7z = 49 and 9x + 8y + 21z = 126, then what is the value of y?
The bus fare between two cities is increased in the ratio 29:31. What is the increase in the fare, if the original fare is Rs 725
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