Tolong yaaaa kak dikumpulin besok nih ku kasih 12 deh
zainabnurwaliyya
22. L = 3/4 x pi x r² = 3/4 x 22/7 x 35 x 35 =( 33 x 5 x 35 ) / 2 = 5775 / 2 = B. 2.887,5 23. L = (p x l) - 2 x (a x t /2) =( 36 x 28 ) - 2 x((6 x 18)/2) = 1008 - 108 = D. 900 24. K = 2 x (p+l) 280 = 2 x (p+55) 280 = 2p + 110 280-110 = 2p 170 = 2p p = 170/2 = B.85 25. D. kerucut
= 3/4 x 22/7 x 35 x 35
=( 33 x 5 x 35 ) / 2
= 5775 / 2 = B. 2.887,5
23. L = (p x l) - 2 x (a x t /2)
=( 36 x 28 ) - 2 x((6 x 18)/2)
= 1008 - 108 = D. 900
24. K = 2 x (p+l)
280 = 2 x (p+55)
280 = 2p + 110
280-110 = 2p
170 = 2p
p = 170/2 = B.85
25. D. kerucut