Question

Jawab pertanyaan ini dong dgn cara caranya ya pls(beserta caranya ya)

Answer 1

14. K = 4s
K = 4 ( 1/ √3  +1 )
K = 4/(√3  +1) 
K = 4(√3 -1) / (√3 +1)(√3 -1)
K = 4(√3 -1)/ (3-1)
K = 4(√3- 1)/(2)
K = 2(√3 - 1)
.
15.. Volume kerucut  = ¹/₃ π r² t
V = π (¹/₃)(3√2)² (12√6)
V = π ( ¹/₃ )(18)(12√6)
V = 72√6  π