Bantuin ya kak!!... pake cara wajib kak!! esok di kumpul
saya gk ngerti nih,, mulai no 16 - 20 ya kak..
saya gk ngerti nih,, mulai no 16 - 20 ya kak..
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12^2 = 15^2 - (2,5+x)^2 // // (2,5+x) = 225-144 // // x = 9 - 2,5 // x = 6,5
jawaban B.6,5
17.
dc = akar(17^2 -
(12-4)^2)
dc = akar (289 - 64)
dc= akar 225
dc = 15
18. A.
19. C.
20. K = 4s
s = 36/4 = 8
v = 9^3 = 729
smg bantu