Subject
Quantitative Aptitude
Topic
Quadrilateral
One side of a rectangle is a inches. If the perimeter is I inches, what is the area of the rectangle in square inches?
One side of a rectangle is a inches. If the perimeter is I inches, what is the area of the rectangle in square inches?
ক)
πa2খ)
a2+I2গ)
(Ia-2a2)/2ঘ)
(a2+2I)/πExplanation
অপর বাহু= b তাহলে , 2(a+b)=l or, a+b=l/2 or, b=1/2-a or, b=l-2a/2 ক্ষেত্রফল = (l-2a/2) X a = (la-2a2) /2Related questions
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