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হোম›নবম-দশম শ্রেণি›English Version›Mathematics›Chapter 16: Mensuration›C-16-Q149

C-16-Q149mediumsingle_mcq

With face diagonal $13.86$ cm, the body diagonal is approximately —

a $8$ cm
b $11.31$ cm
c $13.86$ cm
d $16$ cm

ব্যাখ্যা

Since the side is $a=8$ cm, the body (space) diagonal is $a\sqrt3=8\sqrt3\approx13.86$ cm.

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এই অধ্যায়ের আরও প্রশ্ন

C-16-Q150Volume of the cube with face diagonal cm is —
C-16-Q151The total surface area of a cube is sq cm. The diagonal is approximately —
C-16-Q152Area of the curved surface of a right circular cylinder of radius and height is —
C-16-Q153Total surface area of a right circular cylinder of radius and height is —
C-16-Q154The volume of a right circular cylinder of radius and height is —
C-16-Q155Cylinder of radius cm and height cm has approximate volume —
C-16-Q156Cylinder of radius cm and height cm has approximate total surface area —
C-16-Q157Cylinder of radius cm and height cm has volume approximately —
C-16-Q158Cylinder of radius cm and height cm has total surface area approximately —
C-16-Q159A rectangle cm by cm is revolved about its longer side. The solid formed is a —

Chapter 16: Mensuration — সব প্রশ্ন দেখুন (210টি) →