alleryA wire is bent in the form of a circle of radius 28 cm. The same wire is then re-bent in the form of a square. The side of the square is
A22 cm
B44 cm
C88 cm
D14 cm
Answer & Solution
Correct answer: B. 44 cm
1. Wire length = circumference = 2 × (22/7) × 28 = 176 cm.
2. Perimeter of square = 4 × side = 176; side = 44 cm.
3. Hence 44 cm.
_Source: syllabus Mathematics, Ch 11 "Areas Related to Circles", §11.2_
Keep practising Mensuration: Surface Areas & Volumes
Browse all Mensuration: Surface Areas & Volumes questions for Andhra Pradesh SSC (Class 10), or explore more Mathematics topics.
Related questions
A hollow cylindrical pipe has outer radius 4 cm, inner radius 3 cm and height 10 cm. The vA cylindrical bucket of height 14 cm and base radius 7 cm is full of water and is poured iA solid wooden toy has 4 cm cube + 4 cm hemispherical depression. The volume of wood isA medicine capsule is in the shape of a cylinder of length 14 mm and radius 2.5 mm with twThree solid metallic spheres of radii 6 cm, 8 cm and 10 cm are melted to form a single sphA pencil sharpened at one end represents a combination of two shapes:A solid is composed of a cone and a hemisphere of equal radius. The ratio of the volumes oA sphere of radius r is inscribed in a cube. The ratio of the volume of the sphere to the