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CBSE Class 10 Answered

check whether the points [3,0],[6,4] and [-1,3] are the vertices of a right angled isosecels triangle or not  
Asked by knharies | 17 Feb, 2021, 07:46: PM
answered-by-expert Expert Answer
F i r s t space L e t apostrophe s space f i n d space t h e space d i s tan c e space b e t w e e n space e a c h space a n d space e v e r y space c o minus o r d i n a t e A left parenthesis 3 comma 0 right parenthesis B left parenthesis 6 comma 4 right parenthesis C left parenthesis negative 1 comma 3 right parenthesis A B equals square root of open parentheses 6 minus 3 close parentheses squared plus open parentheses 4 minus 0 close parentheses squared end root equals 5 A C equals square root of open parentheses negative 1 minus 3 close parentheses squared plus open parentheses 3 minus 0 close parentheses squared end root equals 5 B C equals square root of open parentheses 6 plus 1 close parentheses squared plus open parentheses 4 minus 3 close parentheses squared end root equals square root of 50 A s space w e space c a n space s e e B C squared equals A B squared plus A C squared space i. e space 50 equals 25 plus 25 H n e c e space i t space i s space a space r i g h t space a n g l e d space t r i a n g l e space w i t h space B C space a s space h y p o t e n u s e space a n d space A B equals A C thin space t h e r e f o r e space i t space i s space a n space i s o s c e l e s space r i g h t space a n g l e d space t r i a n g l e.
Answered by Utkarsh Lokhande | 18 Feb, 2021, 12:51: PM

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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.
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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
from the pair of linear equations in the following problems and find their solution graphically 10 students of class 10 to part in a mathematic quiz if the number of girls is for more than the number of boys find the number of boys and girls who took part in the quiz
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CBSE 10 - Maths
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The distance of the point (5,-2) from x-axis will be :-
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CBSE 10 - Maths
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5 tan^2A - 5 sec^2A
Asked by choudharyniki001 | 22 Mar, 2024, 08:49: AM
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A blacksmith has a rectangular sheet of iron. He has to make a cylindrical vessel both circular ends are closed. When he minimizes the wastage of the sheet of iron, then what is the ratio of the wastage to the utilised area of sheet?
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Asked by jagdishdabang79 | 18 Mar, 2024, 08:40: PM
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