Jawaban:
a. L=πr²
b. L=πr²
c. K=2πr
d. L permukaan tabung=L alas + L alas + L selimut
L=πr²+πr²+2πrt
L=2πr(r+t)
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Jawaban:
a. L=πr²
b. L=πr²
c. K=2πr
d. L permukaan tabung=L alas + L alas + L selimut
L=πr²+πr²+2πrt
L=2πr(r+t)