Subject
Quantitative Aptitude
Topic
Quadrilateral
If a square mirror has a 20 inch diagonal, what is the approximate perimeter of the mirror, in inches?
If a square mirror has a 20 inch diagonal, what is the approximate perimeter of the mirror, in inches?
ক)
56.56খ)
40গ)
50ঘ)
60Explanation
Suppose, Side of square = x Here, √2x =20 Or,2x2 = 400 or,x2=200 Or,x =14.1421 So,perimeter = 4 X 14.1421 =56.56Related questions
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