The front compound wall of a house is decorated by wooden spheres of diameter
21 cm, placed on small supports as shown in Eight such spheres are
used forth is purpose, and are to be painted silver. Each support is a cylinder of
radius 1.5cm and height 7cm and is to be painted black. Find the cost of paint
required if silver paint costs 25 paise per cm2
and black paint costs 5 paise per
cm2
.
Answers
Answered by
0
Answer:
no.of 21cm =21
no.of 1.5cm=15
no.of 7 cm= 7
43
Similar questions
Math,
1 month ago
English,
3 months ago
Social Sciences,
9 months ago
Math,
9 months ago
English,
9 months ago