'Nother Sip of Gin: A Sinners Gin Anthology (Sinners Series Book 7)

'Nother Sip of Gin: A Sinners Gin Anthology (Sinners Series Book 7)

Matematika Perhatikan gambar segitiga di samping. Besar sudut Y adalah...
a. 52 °
b. 53 °
c. 1189 °
d. 160°
beserta caranya (:

Perhatikan gambar segitiga di samping. Besar sudut Y adalah...
a. 52 °
b. 53 °
c. 1189 °
d. 160°
beserta caranya (:

Jawaban:

Total sudut ∆ = 180°

2s + 3 + 3s - 23 + 75 = 180

5s + 55 = 180

5s = 180 - 55

5s = 125

s = 25

Y = 3s - 23

Y = 3(25) - 23

Y = 75 - 23

Y = 52° (A)

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