Answer:
1. L•W•H
=11•5•8
=55•8
=440in.
2. 2πr²+2πrh
=2π(3)²+2π(3)(6)
=2π9+3π18
=18π+36π
=54cm
3.πr²
=3.14(10)²
=3.14•100
=3.14
4.πrl+πr²
=π(2)(7)+π(2)²
=14π+4π
=18π
=56.57dm
Step-by-step explanation:
hope it helps
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Answers & Comments
Answer:
step by step:
Answer:
1. L•W•H
=11•5•8
=55•8
=440in.
2. 2πr²+2πrh
=2π(3)²+2π(3)(6)
=2π9+3π18
=18π+36π
=54cm
3.πr²
=3.14(10)²
=3.14•100
=3.14
4.πrl+πr²
=π(2)(7)+π(2)²
=14π+4π
=18π
=56.57dm
Step-by-step explanation:
hope it helps