EduSahara™ Assignment
Name : Frustum of a Cone
Chapter : Cone and Sphere
Grade : ICSE Grade X
License : Non Commercial Use
Question
1
1.
The radii of the ends of a frustum of a right circular cone 17.00 cm high are 4.50 cm and 2.50 cm. Its slant height is
(i)
20.12 cm
(ii)
12.12 cm
(iii)
17.12 cm
(iv)
22.12 cm
(v)
14.12 cm
Question
2
2.
The radii of the ends of a frustum of a right circular cone 12.00 cm high are 11.50 cm and 5.50 cm. Its curved surface area is
(i)
716.82 sq.cm
(ii)
743.82 sq.cm
(iii)
699.82 sq.cm
(iv)
730.82 sq.cm
(v)
701.82 sq.cm
Question
3
3.
The radii of the ends of a frustum of a right circular cone 14.00 cm high are 10.00 cm and 4.50 cm. Its total surface area is
(i)
1203.40 sq.cm
(ii)
843.40 sq.cm
(iii)
903.40 sq.cm
(iv)
1343.40 sq.cm
(v)
1063.40 sq.cm
Question
4
4.
The radii of the ends of a frustum of a right circular cone 14.00 cm high are 15.00 cm and 10.00 cm. Its volume is
(i)
6966.67 cu.cm
(ii)
6796.67 cu.cm
(iii)
7106.67 cu.cm
(iv)
6906.67 cu.cm
(v)
7116.67 cu.cm
Question
5
5.
The radii of the ends of a frustum of a right circular cone 8.00 cm high are 5.50 cm and 2.50 cm. Its slant height is
(i)
10.54 cm
(ii)
6.54 cm
(iii)
9.54 cm
(iv)
7.54 cm
(v)
8.54 cm
Question
6
6.
The radii of the ends of a frustum of a right circular cone 19.00 cm high are 7.00 cm and 4.00 cm. Its curved surface area is
(i)
659.99 sq.cm
(ii)
676.99 sq.cm
(iii)
664.99 sq.cm
(iv)
680.99 sq.cm
(v)
641.99 sq.cm
Question
7
7.
The radii of the ends of a frustum of a right circular cone 7.00 cm high are 15.00 cm and 8.00 cm. Its total surface area is
(i)
1623.88 sq.cm
(ii)
1583.88 sq.cm
(iii)
1863.88 sq.cm
(iv)
1493.88 sq.cm
(v)
1773.88 sq.cm
Question
8
8.
The radii of the ends of a frustum of a right circular cone 14.00 cm high are 8.50 cm and 3.50 cm. Its volume is
(i)
1795.67 cu.cm
(ii)
1555.67 cu.cm
(iii)
1605.67 cu.cm
(iv)
1675.67 cu.cm
(v)
1935.67 cu.cm
Assignment Key
1) (iii)
2) (i)
3) (v)
4) (i)
5) (v)
6) (iii)
7) (i)
8) (iv)
