EduSahara™ Assignment
Name : Circular Paths
Chapter : Perimeter and Area of Plane Figures
Grade : ICSE Grade IX
License : Non Commercial Use
Question
1
1.
If the inner and outer radii of a ring are 8.00 cm and 10.00 cm respectively, the area of the ring is
(i)
91.14 sq.cm
(ii)
113.14 sq.cm
(iii)
106.14 sq.cm
(iv)
129.14 sq.cm
Question
2
2.
If the width of the ring is 1.00 cm and inner radius is 5.00 cm, the area of the ring is
(i)
29.57 sq.cm
(ii)
39.57 sq.cm
(iii)
37.57 sq.cm
(iv)
31.57 sq.cm
(v)
34.57 sq.cm
Question
3
3.
If the width of the ring is 1.00 cm and outer radius is 7.00 cm, the area of the ring is
(i)
43.86 sq.cm
(ii)
40.86 sq.cm
(iii)
45.86 sq.cm
(iv)
37.86 sq.cm
(v)
35.86 sq.cm
Question
4
4.
If the area of the inner circle of the ring is 201.14 sq.cm and area of outer circle is 254.57 sq.cm, the area of the ring is
(i)
58.43 sq.cm
(ii)
50.43 sq.cm
(iii)
53.43 sq.cm
(iv)
56.43 sq.cm
(v)
48.43 sq.cm
Assignment Key
1) (ii)
2) (v)
3) (ii)
4) (iii)
