CAT 2019 SLOT 1 Solutions Quantitative Aptitude | Geometry | Question and Answer
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4 жыл бұрын#cat2019
In a circle of radius 11 cm, CD is a diameter and AB is a chord of length 20.5 cm. If AB and CD intersect at a point E inside the circle and CE has length 7 cm, then the difference of the lengths of BE and AE, in cm, is
A) 1.5
B) 3.5
C) 0.5
D) 2.5
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@ronakchatterjee7234 4 жыл бұрын
Sir we can also use (a-b) ^2=(a+b) ^2-4ab Here (AE+BE) ^2= 420.25 and 4(AE×BE)=420 Therefore |BE-AE|=√0.25=0.5
@jaideepsingh7955 2 жыл бұрын
name of the music in the end plz
@sceretsuperstar5265 4 жыл бұрын
Please solve slowly.
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