A pool has a deck around it .The outer edge of the deck has twice the radius of the pool. Find the area of the deck.
25.14 cm2
150.72 cm2
201.14 cm2
512 cm2
Area of the circle of radius 8 cm is
330.5 cm2
200.96 cm2
302.1 cm2
332.1 cm2
The line segment joining any two points on the circle is called
Diameter
Radius
Chord
None of these
A wire of length 88 cm is bent as a circle. What is the radius of the circle?
10 cm
12 cm
13 cm
14 cm
The radius of a circle whose circumference is 110 cm is
15 cm
16 cm
17.5 cm
18.5 cm
The sum of parallel sides of a trapezium is 18 cm and height is 15 cm, then its area is
105 cm2
115 cm2
125 cm2
135 cm2
The circumference of a circle whose radius is 14 cm is
22 cm
44 cm
66 cm
88 cm
A scooter wheel makes 50 revolutions to cover a distance of 8800 cm. Find the radius of the wheel.
28 cm
30 cm
35 cm
The diameter of a bicycle wheel is 63 cm. How much distance will it cover in 20 revolutions?
39 m 60 cm
37 m 10 cm
36 m 50 cm
36 m 70 cm
The area of trapezium is
h(a+b)
h(a-b)