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Berapakah panjang garis pelukis kerucut tersebut.
(A)
5 cm
(B)
8 cm
(C)
12 cm
(D)
13 cm
Berapakah panjang garis pelukis kerucut tersebut.
(A)
5 cm
(B)
8 cm
(C)
12 cm
(D)
13 cm
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Verified answer
Materi : Bangun Ruang Sisi Lengkung
Garis Pelukis Kerucut
s² = r² + t²
s² = 5² + 12²
s² = 25 + 144
s² = 169
s = √169
s = 13 cm { d. }
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