Let the thickness (or the depth) of the shown figure = t
Total surface area =
=

= 10.6875 + 12.5
= 23.1875
∴ Volume = 23.1875 t
3.14*r^2
Hope it helps you solve them
Answer:
B and D
Step-by-step explanation:
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Answer:
55
Step-by-step explanation:
1+1 = 2
1+2 = 3
2+3 = 5
3+5 = 8
5+8 = 13
8+13 = 21
13+21 = 34
21 +34 = 55
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