Question

Tolong bantu jawab no 28 pake cara

Answer 1

Sin 45 = depan/miring
1/2√2 = depan/6
3√2 = depan

Sin 60 = depan/miring
1/2√3 = 3√2 / miring
miring = 3√2 : 1/2√3
=6√6 cm (MN)

Panjang LM pakai phytagoras
misal LM = X
X^2 = MN^2 - NL^2
X^2 = (6√6)^2 - (3√2)^2
X^2 = 216 - 18
X = √198