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CBSE Class 10 Answered

The number of square centimeters in the area of a rectangle is the same as the number of centimeters inthe perimeter. Ifthe diagonal is 3root5 cm. find its sides.
Asked by vikasg13.hardware | 07 Aug, 2018, 05:32: PM
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begin mathsize 18px style straight l cross times straight b equals 2 open parentheses straight l plus straight b close parentheses square straight l squared straight b squared equals 4 open parentheses straight l squared plus straight b squared plus 2 lb close parentheses straight l squared straight b squared minus 8 lb equals 180 open parentheses lb close parentheses open parentheses lb minus 8 close parentheses equals 180 so space lb equals 18 space and space lb minus 8 equals 10..... satisfies straight l equals 6 straight b equals 3 end style
Answered by Arun | 14 Aug, 2018, 10:31: AM

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CBSE 10 - Maths
2/x+2/3y=1/6; 3/x+2/y=0
Asked by aditikaldate7 | 21 Apr, 2024, 03:16: PM
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CBSE 10 - Maths
ABCD is a rectangle in which diagonal AC is equals to 17 cm angle BCA is equals to thitha and sin theta is equals to 8/17 find the area of rectangle ABCDE (ii) the perimeter of rectangle ABCD
Asked by pathaksuman622 | 21 Apr, 2024, 11:56: AM
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CBSE 10 - Maths
PQ is a chord of length 8 cm to a circle of radius 5 cm. The tangents P and Q intersect at a point T. Find the length of the tangent TP.
Asked by yalagondanikhil | 16 Apr, 2024, 12:25: PM
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CBSE 10 - Maths
if one of the zeroes of quadratic polynomial F(x) = 4x² - 8kx - 9 is equal in magnitude but opposite in sign, find K
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CBSE 10 - Maths
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CBSE 10 - Maths
the poles AB and CD of different heights are standing vertically on the ground level from a point P on the line joining the foots of the pole on the level of ground the angle of elevation to the top of the pole are founded to be complementary the of the CD and the distance PD 20√3m and 20m respectively if the BP is 10m then find the length of AB and the distance AC between the tpo of the poles
Asked by mraniruddha03 | 02 Apr, 2024, 06:44: PM
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CBSE 10 - Maths
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CBSE 10 - Maths
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Asked by sonawnerohan01 | 23 Mar, 2024, 12:25: PM
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CBSE 10 - Maths
The distance of the point (5,-2) from x-axis will be :-
Asked by pathakvaishnavi9139 | 23 Mar, 2024, 10:45: AM
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CBSE 10 - Maths
income of families locality are given. find the mode of the data (income in rupees)=1-200,201-400,401-600,601-800,801-1000 and number of families are 7,10,16,12,3
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Asked by mustafahssn786 | 23 Mar, 2024, 06:25: AM
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