Question

Yang incer poin masuk. yg jawabannya bnr dpt poin

Answer 1

CS = 2/3 × a × 3^0.5

CS^2 + AS^2 = AC^2

AS^2 = AC^2 - CS^2

AS^2 = (a × 2^0.5)^2 - (2/3 × a × 3^0.5)^2
AS^2 = 2a^2 - 4(a^2)/3
AS^2 = 2/3 × a^2
AS = 2^0.5 / 3^0.5 × a
AS = 6^0.5 / 3 × a

Jawaban : B , bingung ? Coba di gambar.