Dari Gambar Disamping, Maka nilai t adalah

Penjelasan:
[tex] {90}^{o} + {5t}^{o} + {4t}^{o} = {180}^{o} \\ 90 + 9t = 180 \\ 9t = 180 - 90 \\ 9t = 90 \\ t = \frac{90}{9} \\ t = {10}^{o} [/tex]
-sy
[answer.2.content]Penjelasan:
[tex] {90}^{o} + {5t}^{o} + {4t}^{o} = {180}^{o} \\ 90 + 9t = 180 \\ 9t = 180 - 90 \\ 9t = 90 \\ t = \frac{90}{9} \\ t = {10}^{o} [/tex]
-sy
[answer.2.content]