Quiz : Perimeter and Area

There are 10 questions in this quiz. Answer all the questions and comment how many you got correct with something about yourself.

1 m² = ________ mm²

100
10,00,000
10000
none of these


The circumference of a circle whose area is 9πa² is :

9πa
18πa
6πa
None of these


If the area of a parallelogram is 64 m² and its altitude is 8 m, then parallelogram is a :

square
rhombus
rectangle
none of these


The length of the rectangle is 8 cm and the length of its diagonal is 10 cm. The area of the rectangle is

18 cm²
80 cm²
36 cm²
48 cm²


Each diagonal of a square is 10 cm long, its area is :

50 cm
50 cm²
100 cm²
None of these


The diameter of circle is 14. Its circumference :

22 cm
44 cm
66 cm
88 cm


Area of a circle of radius 7 cm is :

49 cm²
54 cm²
136 cm²
154 cm²


If side of a square is doubled, its perimeter is :

halved
doubled
remains same
none of these


If side of square is doubled, its area is :

doubled
Remains same
becomes four times
None of these


A piece of wire of 40 cm long. It is bent in the form of a square then its side is:

10 cm
20 cm
4 cm
8 cm