Question

Please help

Answer 1

How would i find this?

Answer 2

Basically they want you find the amount of paint required to paint the visible outer surface

Answer 3

Top surface a circular disc
Can you find its area ?

Answer 4

Area of green shaded region = ?

Answer 5

10mm?

Answer 6

No
10mm is diamete, not area

Answer 7

78.54?

Answer 8

Yes, thats the area of just the green region

Answer 9

Need to find the lateral area too

Answer 10

Lateral area = pi*r*L

where r = radius
L = slant height

Answer 11

219.91?

Answer 12

Yes, add that to the green area

Answer 13

https://www.wolframalpha.com/input/?i=pi*5*14+%2B+pi*5%5E2

Answer 14

298, C. Thanks

Answer 15

yw